20444+2119 A 171 (HD 197656)

 
 
20h 44m 26.83s +21° 19' 01.7" P.A. 325.00 sep 5.4 mag 8.36,10.90 Sp G5 dist. 355.87 pc (1160.85 l.y.)
 
 
Coord 2000 20444+2119 Discov num A   171 Comp Coord arcsec 2000 20 44 26.83 +21 19 01.7
Date first 1892 Date last 2016 Obs 24
Pa first 324 Pa last 325.2 P.A. Now (θ) 325.2°
Sep first 5.7 Sep last 5.42 Sep. Now (ρ) 5.42"
Mag pri 8.36 Mag sec 10.90 delta mag (ΔM) 2.54 Spectral class G5 (yellow)
Pri motion ra -002 Sec motion ra +000
Pri motion dec -008 Sec motion dec -008
Notes
rPM=0.243 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 197656 Constellation Vulpecula SAO 89070 HIP 102364
Tycho2 1646-02532-1 Gaia DR2 1817808521069100288 HD 197656 BD BD+20 4700
Distance 355.87 Distance ly 1160.85
 
 
WDS 20444+2119 A 171 (HD 197656) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
A__1895 Ma - Aitken, R.G. 1895PASP....7..305A
A__1895 PASP 7, 305, 1895 (most data also in A__1914d) 1914PLicO..12....1A
A__1896a Ma - Aitken, R.G. 1896AJ.....17...27A
A__1896a AJ 17, 27, 1896 (most data also in A__1914d) 1914PLicO..12....1A
A__1896b Ma - Aitken, R.G. 1896AN....142...77A
A__1896b AN 142, 77, 1896 (all data also in A__1896a) 1896AJ.....17...27A
A__1896c Ma - Aitken, R.G. 1896PASP....8..286A
A__1896c PASP 8, 286, 1896
A__1896d Ma - Aitken, R.G. 1896PASP....8..314A
A__1896d PASP 8, 314, 1896 (all data also in A__1896a) 1896AJ.....17...27A
A__1897a Ma - Aitken, R.G. 1897AN....142..161A
A__1897a AN 142, 161, 1897 (all data also in A__1896a) 1896AJ.....17...27A
A__1897b Ma - Aitken, R.G. 1897AJ.....17...76A
A__1897b AJ 17, 76, 1897 (all data also in A__1914d) 1914PLicO..12....1A
A__1897c Ma - Aitken, R.G. 1897AJ.....18...56A
A__1897c AJ 18, 56, 1897 (all data also in A__1914d) 1914PLicO..12....1A
A__1897d Ma j Aitken, R.G. 1897AN....145..129A
A__1897d AN 145, 129, 1897 (most data also in A__1914d) 1914PLicO..12....1A
A__1898a Ma - Aitken, R.G. 1898AJ.....18..128A
A__1898a AJ 18, 128, 1898 (all data also in other refs)
A__1898b Ma j Aitken, R.G. 1898AJ.....18..161A
A__1898b AJ 18, 161, 1898 (most data also in other refs)
A__1898b (erratum AJ 18, 180, 1898) 1898AJ.....18..180A
A__1899 Ma - Aitken, R.G. 1899PASP...11..128A
A__1899 PASP 11, 128, 1899
A__1899b Ma j Aitken, R.G. 1899AN....150..113A
A__1899b AN 150, 113, 1899
A__1900a Ma - Aitken, R.G. 1900AN....152..161A
A__1900a AN 152, 161, 1900
A__1900b Ma - Aitken, R.G. 1900AN....153..369A
A__1900b AN 153, 369, 1900
A__1900c Ma - Aitken, R.G. 1900PASP...12..127A
A__1900c PASP 12, 127, 1900 (all data also in A__1900b) 1900AN....153..369A
A__1900d Ma j Aitken, R.G. 1900AN....152..209A
A__1900d AN 152, 209, 1900
A__1900e orb - Aitken, R.G. 1900PASP...12..103A
A__1900e PASP 12, 103, 1900
A__1900f orb - Aitken, R.G. 1900PASP...12..240A
A__1900f PASP 12, 240, 1900
A__1900g Ma j Aitken, R.G. 1900PASP...12..203A
A__1900g PASP 12, 203, 1900
A__1901a Ma j Aitken, R.G. 1901LicOB...1...14A
A__1901a Lick Obs. Bull. 1, 14, 1901
A__1901b Ma j Aitken, R.G. 1901LicOB...1...66A
A__1901b Lick Obs. Bull. 1, 66, 1901
A__1901c orb - Aitken, R.G. 1901PA......9...57A
A__1901c Popular Astron. 9, 57, 1901
A__1901d Ma - Aitken, R.G. 1901AN....156..321A
A__1901d AN 156, 321, 1901 (all data also in A__1901a) 1901LicOB...1...14A
A__1901e Ma - Aitken, R.G. 1901PASP...13..161A
A__1901e PASP 13, 161, 1901 (all data also in other refs)
A__1902a Ma j Aitken, R.G. 1902LicOB...1..129A
A__1902a Lick Obs. Bull. 1, 129, 1902
A__1902b orb - Aitken, R.G. 1902LicOB...1..190A
A__1902b Lick Obs. Bull. 1, 190, 1902
A__1902c orb - Aitken, R.G. 1902PA.....10..486A
A__1902c Popular Astron. 10, 486, 1902
A__1902d orb - Aitken, R.G. 1902PASP...14..153A
A__1902d PASP 14, 153, 1902
A__1902e Ma - Aitken, R.G. 1902AN....158..245A
A__1902e AN 158, 245, 1902 (all data also in A__1902a) 1902LicOB...1..129A
A__1903 Ma j Aitken, R.G. 1903LicOB...2...16A
A__1903 Lick Obs. Bull. 2, 16, 1903
A__1903b Ma - Aitken, R.G. 1903LicOB...2...55A
A__1903b +orb Lick Obs. Bull. 2, 55, 1903 (all data also in other refs)
A__1903c orb - Aitken, R.G. 1903PA.....11...28A
A__1903c Popular Astron. 11, 28, 1903
A__1904a Ma j Aitken, R.G. 1904LicOB...2..139A
A__1904a Lick Obs. Bull. 2, 139, 1904
A__1904b Ma - Aitken, R.G. 1904LicOB...3....6A
A__1904b Lick Obs. Bull. 3, 6, 1904
A__1904c Ma - Aitken, R.G. 1904LicOB...3...61A
A__1904c Lick Obs. Bull. 3, 61, 1904
A__1905a Ma - Aitken, R.G. 1905LicOB...3...88A
A__1905a +orb Lick Obs. Bull. 3, 88, 1905 (all data also in other refs)
A__1905b Ma - Aitken, R.G. 1905LicOB...3...90A
A__1905b Lick Obs. Bull. 3, 90, 1905 (all data also in other refs)
A__1905c orb - Aitken, R.G. 1905LicOB...3..147A
A__1905c Lick Obs. Bull. 3, 147, 1905 (all data also in other refs)
A__1905d orb - Aitken, R.G. 1905LicOB...3..169A
A__1905d Lick Obs. Bull. 3, 169, 1905 (orbit catalog)
A__1905e orb - Aitken, R.G. 1905PA.....13..190A
A__1905e Popular Astron. 13, 190, 1905
A__1906a Ma - Aitken, R.G. 1906LicOB...4....4A
A__1906a Lick Obs. Bull. 4, 4, 1906
A__1906B Ma - Aitken, R.G. 1906MmRAS..56....1L
A__1906B +orb cited by Lewis (MemRAS 56, 1, 1906)
A__1906c orb - Aitken, R.G. 1906LicOB...4...75A
A__1906c Lick Obs. Bull. 4, 75, 1906
A__1906D Ma - Aitken, R.G. 1906QB821.B972.....
A__1906D cited in BDS (Burnham Double Star Cat.), 1906
A__1907a Ma - Aitken, R.G. 1907LicOB...4..101A
A__1907a Lick Obs. Bull. 4, 101, 1907
A__1907b Ma - Aitken, R.G. 1907LicOB...4..125A
A__1907b Lick Obs. Bull. 4, 124, 1907
A__1907c orb - Aitken, R.G. 1907LicOB...4..107A
A__1907c Lick Obs. Bull. 4, 107, 1907 (all data also in other refs)
A__1907d Ma - Aitken, R.G. 1907LicOB...4..170A
A__1907d Lick Obs. Bull. 4, 170, 1907 (all data also in other refs)
A__1907e orb - Aitken, R.G. 1907AN....174..217A
A__1907e AN 174, 217, 1907
A__1907f Ma - Aitken, R.G. 1907AN....176..323A
A__1907f AN 176, 323, 1907 (all data also in other refs)
A__1908a Ma - Aitken, R.G. 1908LicOB...4..166A
A__1908a Lick Obs. Bull. 4, 166, 1908
A__1908b Ma - Aitken, R.G. 1908LicOB...5...28A
A__1908b Lick Obs. Bull. 5, 28, 1908
A__1908c Ma - Aitken, R.G. 1908LicOB...5...55A
A__1908c Lick Obs. Bull. 5, 55, 1908
A__1908d Ma - Aitken, R.G. 1908LicOB...5...43A
A__1908d +orb Lick Obs. Bull. 5, 43, 1908 (all data also in other refs)
A__1908e Ma - Aitken, R.G. 1908PASP...20..185A
A__1908e PASP 20, 185, 1908 (all data also in other refs)
A__1908f orb - Aitken, R.G. 1908PASP...20..267A
A__1908f PASP 20, 267, 1908
A__1908g Ma - Aitken, R.G. 1908PASP...20..290A
A__1908g PASP 20, 290, 1908 (all data also in other refs)
A__1908h Ma - Aitken, R.G. 1908PASP...20..291A
A__1908h PASP 20, 291, 1908
A__1909a Ma - Aitken, R.G. 1909LicOB...5..115A
A__1909a Lick Obs. Bull. 5, 115, 1909
A__1909b Ma - Aitken, R.G. 1909LicOB...5..166A
A__1909b Lick Obs. Bull. 5, 166, 1909
A__1909c orb - Aitken, R.G. 1909PASP...21...83A
A__1909c PASP 21, 83, 1909
A__1910a Ma - Aitken, R.G. 1910LicOB...6...62A
A__1910a Lick Obs. Bull. 6, 62, 1910
A__1910b Ma - Aitken, R.G. 1910LicOB...6...70A
A__1910b Lick Obs. Bull. 6, 70, 1910
A__1910c - Aitken, R.G. 1910LicOB...6....1A
A__1910c Lick Obs. Bull. 6, 1, 1910 (no data)
A__1910d Ma - Aitken, R.G. 1910PASP...22...95A
A__1910d PASP 22, 95, 1910 (all data also in other refs)
A__1910e - Aitken, R.G. 1910PASP...22..137A
A__1910e PASP 22, 137, 1910 (no data)
A__1910f Ma - Aitken, R.G. 1910PASP...22..140A
A__1910f PASP 22, 140, 1910 (all data also in other refs)
A__1911 Ma - Aitken, R.G. 1911LicOB...6..163A
A__1911 Lick Obs. Bull. 6, 163, 1911
A__1911b Ma - Aitken, R.G. 1911PASP...23..238A
A__1911b PASP 23, 238, 1911 (all data also in other refs)
A__1912 Ma - Aitken, R.G. 1912LicOB...7...93A
A__1912 Lick Obs. Bull. 7, 93, 1912
A__1912b - Aitken, R.G. 1912LicOB...2....3A
A__1912b Lick Obs. Bull. 7, 3, 1912 (no data)
A__1912c - Aitken, R.G. 1912PASP...24..126A
A__1912c PASP 24, 126, 1912 (no data)
A__1912d orb - Aitken, R.G. 1912PASP...24..165A
A__1912d PASP 24, 165, 1912
A__1912e orb - Aitken, R.G. 1912PASP...24..216A
A__1912e PASP 24, 216, 1912
A__1912f Ma - Aitken, R.G. 1912PASP...24..228A
A__1912f PASP 24, 228, 1912 (all data also in other refs)
A__1912g Ma - Aitken, R.G. 1912PA.....20..643A
A__1912g Popular Astron. 20, 643, 1912 (all data also in other refs)
A__1913 Ma - Aitken, R.G. 1913LicOB...7..186A
A__1913 Lick Obs. Bull. 7, 186, 1913
A__1913b Ma - Aitken, R.G. 1913PASP...25...41A
A__1913b +orb PASP 25, 41, 1913 (all data also in other refs)
A__1914a Ma - Aitken, R.G. 1914LicOB...8...52A
A__1914a Lick Obs. Bull. 8, 52, 1914
A__1914b Ma - Aitken, R.G. 1914LicOB...8...93A
A__1914b Lick Obs. Bull. 8, 93, 1914
A__1914c Ma - Aitken, R.G. 1914LicOB...8...96A
A__1914c Lick Obs. Bull. 8, 96, 1914
A__1914d Ma j Aitken, R.G. 1914PLicO..12....1A
A__1914d +orb Pub. Lick Obs. 12, 1, 1914
A__1914e orb - Aitken, R.G. 1914PLicO..12..100A
A__1914e Pub. Lick Obs. 12, 100, 1914
A__1914f orb - Aitken, R.G. 1914LicOB...8...99A
A__1914f Lick Obs. Bull. 8, 99, 1914
A__1914g Ma - Aitken, R.G. 1914PASP...26...53A
A__1914g PASP 26, 53, 1914 (all data also in other refs)
A__1914h Ma - Aitken, R.G. 1914PASP...26..205A
A__1914h PASP 26, 205, 1914 (all data also in other refs)
A__1914i Ma - Aitken, R.G. 1914PASP...26..208A
A__1914i +orb PASP 26, 208, 1914 (all data also in other refs)
A__1915 Ma - Aitken, R.G. 1915PASP...27..230A
A__1915 PASP 27, 230, 1915 (some data also in other refs)
A__1916a orb - Aitken, R.G. 1916PASP...28..121A
A__1916a PASP 28, 121, 1916
A__1916b Ma - Aitken, R.G. 1916PASP...28..276A
A__1916b PASP 28, 276, 1916 (all data also in other refs)
A__1917a Ma - Aitken, R.G. 1917PASP...29..207A
A__1917a PASP 29, 207, 1917 (all data also in other refs)
A__1917b Ma - Aitken, R.G. 1917PASP...29..217A
A__1917b PASP 29, 217, 1917 (all data also in other refs)
A__1918a Ma - Aitken, R.G. 1918LicOB...9..132A
A__1918a Lick Obs. Bull. 9, 132, 1918
A__1918b orb - Aitken, R.G. 1918LicOB...9..184A
A__1918b Lick Obs. Bull. 9, 184, 1918
A__1918c orb - Aitken, R.G. 1918LicOB...9..191A
A__1918c Lick Obs. Bull. 9, 191, 1918
A__1918d orb - Aitken, R.G. 1918PAAS....3R..68A
A__1918d PAAS 3, 68, 1918
A__1918e Ma - Aitken, R.G. 1918PASP...30...69A
A__1918e PASP 30, 69, 1918 (all data also in other refs)
A__1918f Ma - Aitken, R.G. 1918PASP...30...71A
A__1918f PASP 30, 71, 1918 (all data also in other refs)
A__1918g orb - Aitken, R.G. 1918PASP...30..194A
A__1918g PASP 30, 194, 1918
A__1918h Ma - Aitken, R.G. 1918PASP...30..262A
A__1918h PASP 30, 262, 1918 (all data also in other refs)
A__1918i orb - Aitken, R.G. 1918PASP...30..311A
A__1918i PASP 30, 311, 1918
A__1919a Ma - Aitken, R.G. 1919PASP...31...44A
A__1919a PASP 31, 44, 1919 (all data also in other refs)
A__1919b Ma - Aitken, R.G. 1919PASP...31..116A
A__1919b PASP 31, 116, 1919 (all data also in other refs)
A__1919c Ma - Aitken, R.G. 1919PASP...31..197A
A__1919c PASP 31, 197, 1919 (all data also in other refs)
A__1919d orb - Aitken, R.G. 1919PASP...31..285A
A__1919d PASP 31, 285, 1919
A__1920a Ma - Aitken, R.G. 1920RGOO.....f...1.
A__1920a Greenwich Observations, F1, 1920
A__1920b Ma - Aitken, R.G. 1920PASP...32...56A
A__1920b PASP 32, 56, 1920 (most data also in other refs)
A__1920c orb - Aitken, R.G. 1920PASP...32..215A
A__1920c PASP 32, 215, 1920
A__1921a Ma - Aitken, R.G. 1921PASP...33...60A
A__1921a PASP 33, 60, 1921 (all data also in other refs)
A__1921b Ma - Aitken, R.G. 1921PASP...33..270A
A__1921b PASP 33, 270, 1921 (all data also in other refs)
A__1922a - Aitken, R.G. 1922PASP...34...52A
A__1922a PASP 34, 52, 1922 (no data)
A__1922b orb - Aitken, R.G. 1922PAAS....4....6A
A__1922b Pub. AAS 4, 6, 1922
A__1923a Ma j Aitken, R.G. 1923LicOB..11...58A
A__1923a +orb Lick Obs. Bull. 11, 58, 1923
A__1923b orb - Aitken, R.G. 1923PASP...35..258A
A__1923b PASP 35, 258, 1923
A__1923c orb - Aitken, R.G. 1923LicOB..11...66A
A__1923c Lick Obs. Bull. 11, 66, 1923
A__1923d orb - Aitken, R.G. 1923LicOB..11...70A
A__1923d Lick Obs. Bull. 11, 70, 1923
A__1923e orb - Aitken, R.G. 1923LicOB..11...79A
A__1923e Lick Obs. Bull. 11, 79, 1923
A__1923f orb - Aitken, R.G. 1923LicOB..11...83A
A__1923f Lick Obs. Bull. 11, 83, 1923
A__1923g orb - Aitken, R.G. 1923LicOB..11...85A
A__1923g Lick Obs. Bull. 11, 85, 1923
A__1923h orb - Aitken, R.G. 1923LicOB..11...97A
A__1923h Lick Obs. Bull. 11, 97, 1923
A__1923i orb - Aitken, R.G. 1923PASP...35...70A
A__1923i PASP 35, 70, 1923
A__1923j Ma - Aitken, R.G. 1923PASP...35..323A
A__1923j PASP 35, 323, 1923 (all data also in other refs)
A__1924 Ma - Aitken, R.G. 1924PASP...36..296A
A__1924 PASP 36, 296, 1924 (all data also in other refs)
A__1925a orb - Aitken, R.G. 1925PASP...37..222A
A__1925a +D PASP 37, 222, 1925
A__1925b orb - Aitken, R.G. 1925LicOB..12...45A
A__1925b Lick Obs. Bull. 12, 45, 1925
A__1925c orb - Aitken, R.G. 1925LicOB..12...47A
A__1925c Lick Obs. Bull. 12, 47, 1925
A__1925D Ma - Aitken, R.G. 1925MNRAS..85..276E
A__1925D cited by Milburn (MNRAS 85, 276, 1925)
A__1926a Ma - Aitken, R.G. 1926PASP...38..131A
A__1926a PASP 38, 131, 1926 (all data also in other refs)
A__1926b Ma - Aitken, R.G. 1926PASP...38..334A
A__1926b PASP 38, 334, 1926 (all data also in other refs)
A__1927a Ma - Aitken, R.G. 1927LicOB..12..170A
A__1927a Lick Obs. Bull. 12, 170, 1927
A__1927b Ma j Aitken, R.G. 1927LicOB..12..173A
A__1927b Lick Obs. Bull. 12, 173, 1927
A__1927c orb - Aitken, R.G. 1927PASP...39...45A
A__1927c PASP 39, 45, 1927
A__1928 Ma - Aitken, R.G. 1928PASP...40..355A
A__1928 PASP 40, 355, 1928 (all data also in other refs)
A__1929a Ma - Aitken, R.G. 1929LicOB..14...62A
A__1929a Lick Obs. Bull. 14, 62, 1929
A__1929b Ma - Aitken, R.G. 1929LicOB..14...88A
A__1929b Lick Obs. Bull. 14, 88, 1929
A__1930a Ma - Aitken, R.G. 1930PASP...42...60A
A__1930a PASP 42, 60, 1930 (all data also in other refs)
A__1930b Ma - Aitken, R.G. 1930PASP...42..123A
A__1930b PASP 42, 123, 1930 (most data also in other refs)
A__1932a Ma - Aitken, R.G. 1932QB821.A43......
A__1932a Aitken Double Star Catalogue, 1932
A__1932b Ma - Aitken, R.G. 1932QB821.A43......
A__1932b Aitken Double Star Catalogue, 1932 (formerly combined in means)
A__1932c orb - Aitken, R.G. 1932PASP...44..127A
A__1932c PASP 44, 127, 1932
A__1932d orb - Aitken, R.G. 1932PASP...44..129A
A__1932d PASP 44, 129, 1932
A__1932e Ma - Aitken, R.G. 1932PASP...44..132A
A__1932e PASP 44, 132, 1932 (all data also in other refs)
A__1933a Ma - Aitken, R.G. 1933PASP...45...90A
A__1933a PASP 45, 90, 1933
A__1933b Ma - Aitken, R.G. 1933PASP...45..261A
A__1933b PASP 45, 261, 1933
A__1933c Ma - Aitken, R.G. 1933LicOB..16...93A
A__1933c Lick Obs. Bull. 16, 93, 1933
A__1933d Ma - Aitken, R.G. 1933LicOB..16...96A
A__1933d Lick Obs. Bull. 16, 96, 1933
A__1933e Ma - Aitken, R.G. 1933PASP...45..190A
A__1933e PASP 45, 190, 1933 (all data also in other refs)
A__1934a Ma - Aitken, R.G. 1934PASP...46..110A
A__1934a PASP 46, 110, 1934 (all data also in other refs)
A__1934b - Aitken, R.G. 1934PASP...46..284A
A__1934b PASP 46, 284, 1934 (no data)
A__1935e Ma j Aitken, R.G. 1935LicOB..17...91A
A__1935e Lick Obs. Bull. 17, 91, 1935
A__1935f - Aitken, R.G. 1935QB821.A3.......
A__1935f The Binary Stars, 1935
A__1936 orb - Aitken, R.G. 1936PASP...48..175A
A__1936 PASP 48, 175, 1936
A__1937a Ma - Aitken, R.G. 1937LicOB..18...53A
A__1937a Lick Obs. Bull. 18, 53, 1937
A__1937b Ma - Aitken, R.G. 1937LicOB..18..109A
A__1937b Lick Obs. Bull. 18, 109, 1937
A__9999 Ma - Aitken, R.G. ...................
A__9999 Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20444+2119 A 171 2004 19 326 5.4 8.36 10.90 G5 D 204426.83+211901.7
20444+2119 A 171 2016 20 325 5.4 8.36 10.90 G5 204426.83+211901.7

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WDS 20444+2119 A 171 (HD 197656) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20444+2119 A 171 (HD 197656) : MEASURES
 
 
No records found.

 
 
WDS 20444+2119 (HD 197656) : VIRTUAL EYEPIECE
 
 

20444+2119 A   171A mag 8.36 Sp G5 20444+2119 A   171B sep 5.3 P.A. 327.10 mag 10.9 virtual eyepiece
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Radius:
Components only
 
 
WDS 20444+2119 (HD 197656) : ALADIN DSS IMAGE @ 20h 44m 26.83s +21° 19' 01.7"
 
 
 
 
WDS 20444+2119 A 171 (HD 197656) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


20444+2119  A   171 distance=0' 20445+2123  BRT2483 distance=5' 20448+2051  A   172 distance=29' 20423+2109  BRT2480 distance=33' 20442+2154  OSO 132 distance=36' 20449+2041  J  1179 distance=41' 20433+2201  TDT2495 distance=45' 20447+2032  BRT2484 distance=47' 20467+2044  HJ 2999AB distance=48' 20467+2044  TOB 197AC distance=48' 20411+2133  HJ  922 distance=49' 20415+2149  GRV 368 distance=51' 20419+2043  BU  673AB distance=52' 20419+2043  BU  673AC distance=52' 20407+2128  COU 127 distance=54' 20406+2059  TDT2465 distance=58' 20406+2156  A  2795 distance=65' 20461+2222  J   514 distance=69' 20397+2141  STF2710 distance=71' 20403+2040  TDT2461 distance=71' 20402+2039  SCA 173 distance=72' 20412+2023  COU 423 distance=73' 20396+2143  STF2709 distance=73' 20480+2223  TDT2546 distance=81' 20493+2206  GRV 383 distance=83' 20493+2026  HJ  926 distance=87' 20383+2106  TDT2441 distance=87' 20463+2242  TDT2531 distance=87' 20435+1953  STF2721 distance=88' 20396+2018  WFC 257 distance=91' 20410+2001  HJ 2987 distance=92' 20422+1952  LBU  19AB distance=93' 20422+1952  LBU  19AC distance=93' 20422+1952  LBU  19AD distance=93' 20381+2050  COU 328 distance=94' 20444+1945  CAR   2 distance=95' 20440+2253  GRV 374 distance=95' 20436+1944  STF2722 distance=97' 20448+1943  COU 424 distance=97' 20408+1956  BUP 215AB distance=98' 20408+1956  LDS1045AC distance=98' 20408+1956  RAO  23Ca,Cb distance=100' 20408+1956  RAO  23CD distance=100' 20408+1956  RAO  23CE distance=100' 20433+2300  HJ 1565 distance=102' 20393+2003  J  3103 distance=103' 20373+2157  MCT  11 distance=106' 20418+2259  HO  595 distance=107' 20440+2306  BRT2482 distance=107' 20382+2224  HJ 1550 distance=108' 20386+2007  COU 225 distance=110' grafico limitrofi
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Show name coord_2000 discov# comp pa sep dist(')
Show 20444+2119 A 171 325 5.4
Show 20445+2123 BRT2483 307 3.6 5
Show 20448+2051 A 172 219 2.9 29
Show 20423+2109 BRT2480 232 4.7 33
Show 20442+2154 OSO 132 320 10.4 36
Show 20449+2041 J 1179 143 4.0 41
Show 20433+2201 TDT2495 124 0.9 45
Show 20447+2032 BRT2484 5 2.9 47
Show 20467+2044 HJ 2999 AB 221 10.3 48
Show 20467+2044 TOB 197 AC 271 19.5 48
Show 20411+2133 HJ 922 313 7.7 49
Show 20415+2149 GRV 368 30 78.3 51
Show 20419+2043 BU 673 AB 292 3.9 52
Show 20419+2043 BU 673 AC 163 102.6 52
Show 20407+2128 COU 127 48 6.1 54
Show 20406+2059 TDT2465 30 1.1 58
Show 20406+2156 A 2795 240 0.2 65
Show 20461+2222 J 514 148 2.6 69
Show 20397+2141 STF2710 163 19.0 71
Show 20403+2040 TDT2461 356 0.5 71
Show 20402+2039 SCA 173 170 1.5 72
Show 20412+2023 COU 423 162 0.4 73
Show 20396+2143 STF2709 295 10.2 73
Show 20480+2223 TDT2546 82 0.5 81
Show 20493+2206 GRV 383 124 21.2 83
Show 20493+2026 HJ 926 190 5.8 87
Show 20383+2106 TDT2441 89 0.6 87
Show 20463+2242 TDT2531 298 0.5 87
Show 20435+1953 STF2721 22 2.6 88
Show 20396+2018 WFC 257 317 6.7 91
Show 20410+2001 HJ 2987 116 10.8 92
Show 20422+1952 LBU 19 AB 138 124.7 93
Show 20422+1952 LBU 19 AC 111 94.9 93
Show 20422+1952 LBU 19 AD 23 129.8 93
Show 20381+2050 COU 328 155 1.0 94
Show 20444+1945 CAR 2 82 0.2 95
Show 20440+2253 GRV 374 173 45.0 95
Show 20436+1944 STF2722 306 7.5 97
Show 20448+1943 COU 424 239 5.5 97
Show 20408+1956 BUP 215 AB 25 69.4 98
Show 20408+1956 LDS1045 AC 184 125.2 98
Show 20408+1956 RAO 23 Ca,Cb 227 0.2 100
Show 20408+1956 RAO 23 CD 303 20.3 100
Show 20408+1956 RAO 23 CE 327 29.4 100
Show 20433+2300 HJ 1565 67 16.9 102
Show 20393+2003 J 3103 224 5.5 103
Show 20373+2157 MCT 11 121 51.8 106
Show 20418+2259 HO 595 112 17.8 107
Show 20440+2306 BRT2482 248 4.1 107
Show 20382+2224 HJ 1550 223 7.9 108
Show 20386+2007 COU 225 286 0.3 110

 
 
WDS 20444+2119 : COMPONENTS
 
 
  A
B pa=327.1°
sep=5.30"
 
 
20444+2119 A
 
 
Componente originario normalizzato AB Name HD 197656 Coord arcsec 2000 204426.83+211901.7 Mag 8.36
Spectral class G5 (yellow) PmRA -2.00 PmDE -8.0 SAO 89070
HIP 102364 Tycho2 1646-02532-1 HD 197656 BD BD+20 4700
Tycho2
Tycho2 1646-02532-1 Pflag RAmdeg 311.11178922 DEmdeg 21.31712532
PmRA -1.8 PmDE -8.3 E RAmdeg 7 E DEmdeg 9
E pmRA 0.8 E pmDE 0.8 EpRAm 1990.86 EpDEm 1989.95
Num 10 Q RAmdeg 0.9 Q DEmdeg 0.9 Q pmRA 0.9
Q pmDE 1.0 BTmag 9.396 E BTmag 0.021 VTmag 8.357
E VTmag 0.013 Prox 54 TYC T HIP 102364
CCDM A RAdeg 311.11179389 DEdeg 21.31714500 EpRA 1990 1.67
EpDE 1990 1.44 E RAdeg 7.0 E DEdeg 8.9 Posflg
Corr -0.1
SAO
SAO 89070 DelFlag RA1950 PmRA1950 -0.0006
DE1950 PmDE1950 0.013 Vmag 8.3 SpType G5
Double code Source 35 CatNum 7900 DM BD+20 4700
DMcomp BDsup HD 197656 M HD 0
GC RA1950rad 5.42016795 DE1950rad 0.3688824 PmRA2000 -0.0006
PmDE2000 0.01
Hipparcos
Catalog H HIP 102364 Proxy H RAhms 20 44 26.83
DEdms +21 19 01.7 Vmag 8.2 VarFlag R Vmag H
RAdeg 311.112 DEdeg 21.3171 AstroRef A Plx 2
CCDM 20444+2119 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 325 Rho 5.385 HD 197656 BD BD+20 4700
CD CP Dm number +20 4700 VIred 0.91
SpType G5 R SpType Coord arcsec 2000 204426.83+211901.7
Hipparcos 2
HIP 102364 Sn 15 So 3 Nc 2
RArad 5.4299251007 DErad 0.372054371 Plx 2.81 PmRA -1.71
PmDE -8.49 E RArad 0.72 E DErad 0.58 E Plx 1.03
E pmRA 0.77 E pmDE 0.59 Hpmag 8.3554 E Hpmag 0.0013
SHp 0.014 VA 0 BV 0.883 E BV 0.022
VI 0.89
CCDM
Ccdm 20444+2119 RComp Comp A Note1
Note2 Discov num DRAs 2.90 DDEs 1.6
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.3 Sp G5 PmNote *
PmRA 20 PmDE -9 Dm number +20 4700 Cat1 BD
Name2 +21 2263 Cat2 AGK2/3 HD 197656 M HD
ADS BDS A14225 M ADS BDS N IDS IDS 20400N2057A
HIC 102364
 
 
20444+2119 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204426.62+211906.2 Mag 10.9 PmRA 0.00
PmDE -8.0 Calc delta mag 2.54 Calc coord yes
CCDM
Ccdm 20444+2119 RComp Comp B Note1
Note2 Discov num A 171 DRAs DDEs
R dRAs Year 1900 Theta 326 Rho 5.0
Obs 8 Vmag 11.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14225 M ADS BDS N IDS IDS 20400N2057B
HIC 102364