Coord 2000 | 21573+3732 | Discov num | ES 2526 | Comp | AB | Coord arcsec 2000 | 21 57 18.11 +37 31 08.3 | ||||
Date first | 1931 | Date last | 2015 | Obs | 15 | ||||||
Pa first | 267 | Pa last | 269.2 | P.A. Now (θ) | 269.2° | ||||||
Sep first | 16.7 | Sep last | 17.85 | Sep. Now (ρ) | 17.85" | ||||||
Mag pri | 12.05 | Mag sec | 12.70 | delta mag (ΔM) | 0.65 | Spectral class | F6V+F5V (yellow-white/yellow-white) | ||||
Pri motion ra | -008 | Sec motion ra | -007 | ||||||||
Pri motion dec | -003 | Sec motion dec | +006 | ||||||||
Notes | U (Proper motion indicates non-physical) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 21 57 18 +37 31 08 | ES 2526 AB | 2015 | 15 | 269 | 17.9 | 12.05 | 12.70 | 0.65 | <=== | |||
Show | 21 57 18 +37 31 08 | ABH 155 AD | 2015 | 11 | 259 | 99.1 | 12.05 | 13.77 | 1.72 | ||||
Show | 21 57 18 +37 31 08 | ABH 155 AE | 2015 | 11 | 307 | 93.5 | 12.05 | 14.10 | 2.05 | ||||
Show | 21 57 18 +37 31 08 | ABH 155 AF | 2015 | 9 | 359 | 46.4 | 12.05 | 15.50 | 3.45 | ||||
Show | 21 57 18 +37 31 08 | ABH 155 AG | 2015 | 10 | 22 | 50.2 | 12.05 | 15.72 | 3.67 | ||||
Show | 21 57 18 +37 31 08 | ABH 155 AH | 2015 | 11 | 65 | 105.4 | 12.05 | 13.96 | 1.91 | ||||
Show | 21 57 18 +37 31 08 | ABH 155 AI | 2015 | 11 | 146 | 63.7 | 12.05 | 14.75 | 2.70 | ||||
Show | 21 57 18 +37 31 08 | ABH 155 AJ | 2015 | 11 | 161 | 35.4 | 12.05 | 15.57 | 3.52 | ||||
Show | 21 57 17 +37 31 08 | ES 2526 BC | 2015 | 14 | 183 | 5.8 | 12.70 | 12.60 | 0.10 |
Constellation | Cygnus | Tycho2 | 3185-00288-1 | Gaia DR2 | 1949929308597009664 |
refcode | metd | author | reference |
AbH1961 | - | Abt, H.A. | 1961A&AS....6...37A |
AbH1961 | A&AS 6, 37, 1961 | ||
AbH1962 | Po j | Abt, H.A. Jeffers, H., Gibson, & Sandage, A. | 1962ApJ...135..429A |
AbH1962 | ApJ 135, 429, 1962 | ||
AbH1964 | - | AbT, H.A. et al. | 1964ApJ...139.1139A |
AbH1964 | ApJ 139, 1139, 1964 | ||
AbH1965 | - | Abt, H.A. | 1965A&AS...11..429A |
AbH1965 | A&AS 11, 429, 1965 | ||
AbH1965b | - | Abt, H.A. et al. | 1965ApJ...142.1604A |
AbH1965b | ApJ 142, 1604, 1965 | ||
AbH1972 | - | Abt. H.A. & Biggs, E.S. | 1972bsrv.book.....A |
AbH1972 | Bibliography of Stellar Radial Velocities | ||
AbH1972b | not - | Abt. H.A., Levy, S.G., & Gandet, T.L. | 1972AJ.....77..138A |
AbH1972b | AJ 77, 138, 1972 | ||
AbH1973 | - | Abt, H.A. & Levy, S.G. | 1973AJ.....78.1093A |
AbH1973 | AJ 78, 1093, 1973 | ||
AbH1976 | orb - | Abt, H.A. & Levy, S.G. | 1976A&AS...30..273A |
AbH1976 | A&AS 30, 273, 1976 | ||
AbH1978 | - | Abt, H.A. & Levy, S.G. | 1978A&AS...36..241A |
AbH1978 | A&AS 36, 241, 1978 | ||
AbH1985 | - | Abt, H.A. & Levy, S.G. | 1985ApJS...59..229A |
AbH1985 | ApJS 59, 229, 1985 | ||
AbH1986 | - | Abt, H.A. | 1986ApJ...304..688A |
AbH1986 | ApJ 304, 688, 1986 | ||
AbH2000 | C u | Abt, H.A. & Corbally, C.J. | 2000ApJ...541..841A |
AbH2000 | ApJ 541, 841, 2000 | ||
AbH2000 | (Multi-epoch astrometry, photometry, and spectroscopy to determine | ||
AbH2000 | optical/physical nature of members of possible Trapezium systems) | ||
AbH2006 | orb - | Abt, H.A., & Willmarth, D. | 2006ApJS..162..207A |
AbH2006 | ApJS 162, 207, 2006 | ||
Es_1901 | Mb - | Espin, T.E. | 1901AN....155..321E |
Es_1901 | AN 155, 321, 1901 (ES 1 - 39) | ||
Es_1902a | Ma - | Espin, T.E. | 1902AN....158..241E |
Es_1902a | +Mb | AN 158, 241, 1902 (ES 40 - 112) | |
Es_1902b | Mb - | Espin, T.E. | 1902MNRAS..62..528E |
Es_1902b | MNRAS 62, 528, 1902 | ||
Es_1902c | Mb j | Espin, T.E. | 1902MNRAS..62..402E |
Es_1902c | MNRAS 62, 402, 1902 | ||
Es_1903 | Mb - | Espin, T.E. | 1903MNRAS..63..172E |
Es_1903 | MNRAS 63, 172, 1903 (ES 113 - 150) | ||
Es_1904a | - | Espin, T.E. | 1904MNRAS..64..238E |
Es_1904a | MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905) | 1905MNRAS..65..710E | |
Es_1904b | Mb - | Espin, T.E. | 1904MNRAS..64..675E |
Es_1904b | MNRAS 64, 675, 1904 | ||
Es_1905 | Mb - | Espin, T.E. | 1905MNRAS..65..710E |
Es_1905 | MNRAS 65, 710, 1905 (ES 151 - 221) | ||
Es_1906a | Mb - | Espin, T.E. | 1906MNRAS..66..141E |
Es_1906a | MNRAS 66, 141, 1906 (ES 222 - 269) | ||
Es_1906b | Mb - | Espin, T.E. | 1906MNRAS..66..430E |
Es_1906b | MNRAS 66, 430, 1906 (ES 270 - 311) | ||
Es_1906C | Mb - | Espin, T.E. | 1906QB821.B972..... |
Es_1906C | cited in BDS (Burnham Double Star Cat.), 1906 | ||
Es_1906D | Mb - | Espin, T.E. | 1906MmRAS..56....1L |
Es_1906D | cited by Lewis (MemRAS 56, 1, 1906) | ||
Es_1907a | Mb j | Espin, T.E. | 1907MNRAS..67..190E |
Es_1907a | MNRAS 67, 190, 1907 (ES 312 - 403) | ||
Es_1907b | Mb - | Espin, T.E. | 1907MNRAS..67..495E |
Es_1907b | MNRAS 67, 495, 1907 (ES 404 - 442) | ||
Es_1908a | Mb j | Espin, T.E. | 1908MNRAS..68..202E |
Es_1908a | MNRAS 68, 202, 1908 (ES 443 - 551) | ||
Es_1908b | Mb - | Espin, T.E. | 1908MNRAS..68..523E |
Es_1908b | MNRAS 68, 523, 1908 (ES 552 - 609) | ||
Es_1908c | - | Espin, T.E. | 1908JRASC...2..248E |
Es_1908c | JRASC 2, 248, 1908 (data also in MNRAS 69, 218, 1909) | 1909MNRAS..69..218E | |
Es_1909a | Mb j | Espin, T.E. | 1909MNRAS..69..218E |
Es_1909a | MNRAS 69, 218, 1909 (ES 610 - 704) | ||
Es_1909b | Mb j | Espin, T.E. | 1909MNRAS..69..604E |
Es_1909b | MNRAS 69, 604, 1909 (ES 705 - 743) | ||
Es_1910a | Mb - | Espin, T.E. | 1910MNRAS..70..237E |
Es_1910a | MNRAS 70, 237, 1910 (ES 744 - 864) | ||
Es_1910b | Mb - | Espin, T.E. | 1910MNRAS..70..541E |
Es_1910b | MNRAS 70, 541, 1910 (ES 865 - 927) | ||
Es_1911 | Mb - | Espin, T.E. | 1911MNRAS..71..217E |
Es_1911 | MNRAS 71, 217, 1911 (ES 928 - 1051) | ||
Es_1912 | Mb - | Espin, T.E. | 1912MNRAS..72..191E |
Es_1912 | MNRAS 72, 191, 1912 (ES 1052 - 1125) | ||
Es_1913 | Mb j | Espin, T.E. | 1913MNRAS..73..162E |
Es_1913 | MNRAS 73, 162, 1913 (ES 1126 - 1191) | ||
Es_1914 | Mb j | Espin, T.E. | 1914MNRAS..74..244E |
Es_1914 | MNRAS 74, 244, 1914 (ES 1192 - 1293) | ||
Es_1915a | Mb - | Espin, T.E. | 1915MNRAS..75..203E |
Es_1915a | MNRAS 75, 203, 1915 (ES 1294 - 1356) | ||
Es_1915b | Mb - | Espin, T.E. | 1915MNRAS..75..555E |
Es_1915b | MNRAS 75, 555, 1915 (ES 1357 - 1405) | ||
Es_1915c | Mb - | Espin, T.E. | 1915MNRAS..76..210E |
Es_1915c | MNRAS 76, 210, 1915 (ES 1406 - 1479) | ||
Es_1917 | Mb - | Espin, T.E. | 1917MNRAS..77..236E |
Es_1917 | MNRAS 77, 236, 1917 (ES 1480 - 1600) | ||
Es_1918 | Mb j | Espin, T.E. | 1918MNRAS..78..189E |
Es_1918 | MNRAS 78, 189, 1918 (ES 1601 - 1705, MLB 1 - 35) | ||
Es_1919 | Mb - | Espin, T.E. | 1919MNRAS..79..211E |
Es_1919 | MNRAS 79, 211, 1919 (ES 1706 - 1768, MLB 36 - 106) | ||
Es_1920 | Mb - | Espin, T.E. | 1920MNRAS..80..329E |
Es_1920 | MNRAS 80, 329, 1920 (ES 1769 - 1805, MLB 107 - 149) | ||
Es_1921 | Mb j | Espin, T.E. | 1921MNRAS..81..232E |
Es_1921 | MNRAS 81, 232, 1921 (ES 1806 - 1864, MLB 150 - 182) | ||
Es_1922 | Mb - | Espin, T.E. | 1922MNRAS..82..187E |
Es_1922 | MNRAS 82, 187, 1922 (ES 1865 - 1933, MLB 183 - 241) | ||
Es_1923 | Mb - | Espin, T.E. | 1923MNRAS..83..154E |
Es_1923 | MNRAS 83, 154, 1923 (ES 1934 - 2006, MLB 242 - 275) | ||
Es_1924 | Mb - | Espin, T.E. | 1924MNRAS..84..162E |
Es_1924 | MNRAS 84, 162, 1924 (ES 2007 - 2078, MLB 276 - 322) | ||
Es_1925a | Mb - | Espin, T.E. | 1925MNRAS..85..276E |
Es_1925a | MNRAS 85, 276, 1925 (ES 2079 - 2137, MLB 323 - 376) | ||
Es_1925b | Mb - | Espin, T.E. | 1925MNRAS..86...79E |
Es_1925b | MNRAS 86, 79, 1925 | ||
Es_1926 | Mb - | Espin, T.E. | 1926MNRAS..86..131E |
Es_1926 | MNRAS 86, 131, 1926 (ES 2138 - 2209, MLB 377 - 440) | ||
Es_1927 | Mb - | Espin, T.E. | 1927MNRAS..87..215E |
Es_1927 | MNRAS 87, 215, 1927 (ES 2210 - 2273, MLB 441 - 510) | ||
Es_1928 | Mb - | Espin, T.E. | 1928MNRAS..88..185E |
Es_1928 | MNRAS 88, 185, 1928 (ES 2274 - 2328, MLB 511 - 551) | ||
Es_1929 | Mb - | Espin, T.E. | 1929MNRAS..89..268E |
Es_1929 | MNRAS 89, 268, 1929 (ES 2329 - 2362, MLB 552 - 591) | ||
Es_1930 | Mb - | Espin, T.E. | 1930MNRAS..90..317E |
Es_1930 | MNRAS 90, 317, 1930 (ES 2363 - 2400, MLB 592 - 630) | ||
Es_1931 | Mb - | Espin, T.E. | 1931MNRAS..91..294E |
Es_1931 | MNRAS 91, 294, 1931 (ES 2401 - 2444, MLB 631 - 673) | ||
Es_1932a | Mb - | Espin, T.E. | 1932MNRAS..92..214E |
Es_1932a | MNRAS 92, 214, 1932 (ES 2445 - 2543, MLB 674 - 732) | ||
Es_1932B | Mb - | Espin, T.E. | 1932QB821.A43...... |
Es_1932B | cited in ADS (Aitken Double Star Cat.), 1932 | ||
Es_1933 | Mb - | Espin, T.E. | 1933MNRAS..93..192E |
Es_1933 | MNRAS 93, 192, 1933 (ES 2544 - 2575, MLB 733 - 806) | ||
Es_1937A | Mb - | Espin, T.E. | 1937AnLei..18....1S |
Es_1937A | cited by Strand (Ann. Sterrew. Leiden 18, 1937) |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
21573+3732 | ES 2526 | AB | 2000 | 3 | 269 | 17.9 | 12.05 | 12.00 | F6V+F5V | D | 215718.11+373108.3 |
21573+3732 | ES 2526 | AB | 2009 | 4 | 269 | 17.7 | 11.90 | 11.80 | F6V+F5V | D | 215718.11+373108.3 |
21573+3732 | ES 2526 | AB | 2011 | 5 | 269 | 18.1 | 12.05 | 12.70 | F6V+F5V | UD | 215718.11+373108.3 |
21573+3732 | ES 2526 | AB | 2015 | 9 | 270 | 17.9 | 12.05 | 12.70 | F6V+F5V | U | 215718.11+373108.3 |
Click on the map to see the double of your interest. Pass over with the mouse cursor to display the catalog designation. |
Click on the map to see the double of your interest. Pass over with the mouse cursor to display the catalog designation. |
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A | B | C | D | E | F | G | H | I | |
B | pa=269.4° sep=17.85" | ||||||||
C | pa=251.8° sep=19.05" | pa=182.5° sep=5.76" | |||||||
D | pa=256.5° sep=79.41" | pa=252.8° sep=62.13" | pa=258.0° sep=60.44" | ||||||
E | pa=313.1° sep=81.56" | pa=323.3° sep=69.77" | pa=326.1° sep=74.32" | pa=13.4° sep=76.38" | |||||
F | pa=359.4° sep=46.42" | pa=20.5° sep=49.76" | pa=18.6° sep=55.26" | pa=49.7° sep=100.56" | pa=99.0° sep=59.81" | ||||
G | pa=18.0° sep=48.80" | pa=35.3° sep=57.07" | pa=32.4° sep=61.99" | pa=54.9° sep=112.87" | pa=97.1° sep=75.20" | pa=90.0° sep=15.54" | |||
H | pa=59.8° sep=87.80" | pa=64.7° sep=103.69" | pa=61.9° sep=106.50" | pa=67.7° sep=165.43" | pa=94.9° sep=135.87" | pa=91.7° sep=76.34" | pa=92.1° sep=60.80" | ||
I | pa=151.4° sep=59.80" | pa=138.4° sep=69.97" | pa=134.9° sep=65.95" | pa=107.8° sep=111.14" | pa=140.8° sep=139.61" | pa=163.6° sep=103.11" | pa=172.2° sep=99.83" | pa=206.0° sep=107.63" | |
J | pa=164.3° sep=34.65" | pa=140.6° sep=42.90" | pa=134.9° sep=38.80" | pa=99.7° sep=87.83" | pa=142.3° sep=112.64" | pa=173.0° sep=80.38" | pa=184.1° sep=79.97" | pa=220.6° sep=102.16" | pa=314.8° sep=27.15" |
Coord arcsec 2000 | 215718.11+373108.3 | Mag | 12.05 | Spectral class | F6V (yellow-white) | PmRA | -8.00 | ||||
PmDE | -3.0 | Tycho2 | 3185-00288-1 |
Tycho2 | 3185-00288-1 | Pflag | RAmdeg | 329.32548375 | DEmdeg | 37.51899577 | |||||
PmRA | -8.7 | PmDE | 1.2 | E RAmdeg | 64 | E DEmdeg | 62 | ||||
E pmRA | 3.5 | E pmDE | 3.2 | EpRAm | 1985.34 | EpDEm | 1984.68 | ||||
Num | 4 | Q RAmdeg | 1.1 | Q DEmdeg | 1.4 | Q pmRA | 1.1 | ||||
Q pmDE | 1.3 | BTmag | 12.320 | E BTmag | 0.135 | VTmag | 12.052 | ||||
E VTmag | 0.146 | Prox | 999 | TYC | HIP | ||||||
CCDM | RAdeg | 329.32550917 | DEdeg | 37.51899306 | EpRA 1990 | 1.61 | |||||
EpDE 1990 | 1.72 | E RAdeg | 68.1 | E DEdeg | 65.8 | Posflg | |||||
Corr | 0.1 |
Coord arcsec 2000 | 215716.61+373108.1 | Coord calc | 215716.61+373108.1 | Mag | 12.7 | PmRA | -7.00 | ||||
PmDE | 6.0 | Calc delta mag | 0.65 |
Coord arcsec 2000 | 215716.59+373102.3 | Mag | 12.6 | PmRA | -10.00 | PmDE | -14.0 | ||||
Calc delta mag | 0.55 | Calc coord | yes |
Coord arcsec 2000 | 215711.62+373049.7 | Mag | 13.77 | PmRA | -6.00 | PmDE | -11.0 | ||||
Calc delta mag | 1.72 | Calc coord | yes |
Coord arcsec 2000 | 215713.11+373204.0 | Mag | 14.1 | PmRA | 3.00 | PmDE | -6.0 | ||||
Calc delta mag | 2.05 | Calc coord | yes |
Coord arcsec 2000 | 215718.07+373154.7 | Mag | 15.5 | Calc delta mag | 3.45 | Calc coord | yes |
Coord arcsec 2000 | 215719.38+373154.7 | Mag | 15.72 | PmRA | 11.00 | PmDE | -1.0 | ||||
Calc delta mag | 3.67 | Calc coord | yes |
Coord arcsec 2000 | 215724.49+373152.5 | Mag | 13.96 | PmRA | -3.00 | PmDE | -5.0 | ||||
Calc delta mag | 1.91 | Calc coord | yes |
Coord arcsec 2000 | 215720.52+373015.8 | Mag | 14.75 | PmRA | -1.00 | PmDE | -7.0 | ||||
Calc delta mag | 2.7 | Calc coord | yes |
Coord arcsec 2000 | 215718.90+373034.9 | Mag | 15.57 | PmRA | 5.00 | PmDE | 0.0 | ||||
Calc delta mag | 3.52 | Calc coord | yes |