21098+3504 ES 2257 BC

 
 
21h 09m 46.63s +35° 04' 20.7" P.A. 260.00 sep 5.5 mag 11.46,13.60
 
 
Coord 2000 21098+3504 Discov num ES 2257 Comp BC Coord arcsec 2000 21 09 46.63 +35 04 20.7
Date first 1926 Date last 2015 Obs 9
Pa first 271 Pa last 260.1 P.A. Now (θ) 260.1°
Sep first 4.2 Sep last 5.464 Sep. Now (ρ) 5.464"
Mag pri 11.46 Mag sec 13.60 delta mag (ΔM) 2.14 Spectral class
Pri motion ra +002 Sec motion ra -009
Pri motion dec +006 Sec motion dec +002
Notes
rPM=1.27
This double is not physical.
 
 
21098+3504 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 21 09 48 +35 04 22 ES 2257 AB 2015 12 268 15.2 11.29 11.46 0.17
Show 21 09 47 +35 04 21 ES 2257 BC 2015 9 260 5.5 11.46 13.60 2.14 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2710-00294-1 Gaia DR2 1867262733022876160
 
 
WDS 21098+3504 ES 2257 BC : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
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Es_1904a MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905) 1905MNRAS..65..710E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)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21098+3504 ES 2257 BC 1926 1 271 4.2 11.46 13.60 210946.63+350420.7
21098+3504 ES 2257 BC 2002 2 262 5.4 11.46 13.60 210946.63+350420.7
21098+3504 ES 2257 BC 2011 3 261 5.5 11.46 13.60 210946.63+350420.7
21098+3504 ES 2257 BC 2012 4 260 5.6 11.46 13.60 210946.63+350420.7
21098+3504 ES 2257 BC 2015 6 260 5.5 11.46 13.60 210946.63+350420.7

If you need more information about this double, apply for a data request form to the WDS.

 
 
WDS 21098+3504 ES 2257 BC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21098+3504 ES 2257 BC : MEASURES
 
 
No records found.

 
 
WDS 21098+3504 : VIRTUAL EYEPIECE
 
 

21098+3504 ES 2257A mag 11.29 21098+3504 ES 2257B sep 15.5 P.A. 266.70 mag 11.46 21098+3504 ES 2257C sep 20.0 P.A. 264.70 mag 13.6 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.

Radius:
Components only
 
 
WDS 21098+3504 : ALADIN DSS IMAGE @ 21h 09m 46.63s +35° 04' 20.7"
 
 
 
 
WDS 21098+3504 ES 2257 BC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


21098+3504  ES 2257BC distance=0' 21098+3504  ES 2257AB distance=1' 21097+3504  TDT2795 distance=1' 21095+3506  TDT2791 distance=4' 21094+3506  TDT2790 distance=6' 21099+3517  TDT2797 distance=13' 21108+3502  TDT2808 distance=14' 21107+3515  TDS1120 distance=16' 21082+3449  TDT2776Aa,Ab distance=25' 21082+3449  ES 2255AB distance=25' 21100+3529  TDT2798 distance=26' 21095+3437  ES 2256 distance=28' 21091+3531  POP  26 distance=30' 21123+3453  SLE 370AB distance=33' 21123+3453  SLE 370AC distance=33' 21071+3459  TDT2764 distance=34' 21074+3444  COU1814 distance=36' 21105+3430  TDS1119 distance=36' 21075+3441  GRV 420 distance=36' 21067+3455  HU  691 distance=39' 21125+3528  GRV 435 distance=42' 21096+3548  SEI1420 distance=45' 21121+3539  SEI1441 distance=45' 21061+3459  POP  25 distance=45' 21105+3418  ES 2706 distance=46' 21106+3548  GRV 433 distance=46' 21120+3541  TDT2818 distance=46' 21062+3520  GRV 417 distance=47' 21066+3436  POP  22MN distance=48' 21066+3436  POP  22XY distance=48' 21059+3459  POP  24 distance=48' 21066+3436  POP  22DE distance=48' 21087+3551  SEI1414AB distance=49' 21087+3551  TOB 211AC distance=49' 21066+3436  POP  22AB distance=49' 21066+3436  POP  22AC distance=49' 21066+3436  POP  22AD distance=49' 21066+3436  POP  22AF distance=49' 21066+3436  POP  22AM distance=49' 21066+3436  POP  22AX distance=49' 21113+3419  ES 2314 distance=49' 21078+3421  ABH 141GF distance=49' 21066+3436  POP  22FG distance=50' 21078+3421  ES 2313AB distance=50' 21078+3421  HJ 1614AC distance=50' 21078+3421  ABH 141AD distance=50' 21078+3421  ABH 141AE distance=50' 21078+3421  ABH 141AG distance=50' 21078+3421  ABH 141AH distance=50' 21078+3421  ABH 141AI distance=50' 21078+3421  ABH 141AJ distance=50' grafico limitrofi
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Pass over with the mouse cursor to display the catalog designation.

Show name coord_2000 discov# comp pa sep dist(')
Show 21098+3504 ES 2257 BC 260 5.5
Show 21098+3504 ES 2257 AB 268 15.2 1
Show 21097+3504 TDT2795 252 2.5 1
Show 21095+3506 TDT2791 252 2.0 4
Show 21094+3506 TDT2790 118 0.4 6
Show 21099+3517 TDT2797 143 2.2 13
Show 21108+3502 TDT2808 215 2.8 14
Show 21107+3515 TDS1120 244 2.0 16
Show 21082+3449 TDT2776 Aa,Ab 103 0.5 25
Show 21082+3449 ES 2255 AB 249 5.0 25
Show 21100+3529 TDT2798 51 0.8 26
Show 21095+3437 ES 2256 102 4.7 28
Show 21091+3531 POP 26 242 4.8 30
Show 21123+3453 SLE 370 AB 266 9.8 33
Show 21123+3453 SLE 370 AC 199 16.2 33
Show 21071+3459 TDT2764 25 1.7 34
Show 21074+3444 COU1814 195 0.3 36
Show 21105+3430 TDS1119 297 0.9 36
Show 21075+3441 GRV 420 145 22.3 36
Show 21067+3455 HU 691 313 0.4 39
Show 21125+3528 GRV 435 206 61.8 42
Show 21096+3548 SEI1420 122 6.4 45
Show 21121+3539 SEI1441 158 13.9 45
Show 21061+3459 POP 25 303 5.5 45
Show 21105+3418 ES 2706 33 13.7 46
Show 21106+3548 GRV 433 345 73.4 46
Show 21120+3541 TDT2818 115 0.7 46
Show 21062+3520 GRV 417 143 41.2 47
Show 21066+3436 POP 22 MN 272 8.9 48
Show 21066+3436 POP 22 XY 352 6.1 48
Show 21059+3459 POP 24 247 8.2 48
Show 21066+3436 POP 22 DE 283 7.9 48
Show 21087+3551 SEI1414 AB 34 10.4 49
Show 21087+3551 TOB 211 AC 355 23.5 49
Show 21066+3436 POP 22 AB 110 6.3 49
Show 21066+3436 POP 22 AC 16 29.8 49
Show 21066+3436 POP 22 AD 347 135.5 49
Show 21066+3436 POP 22 AF 303 55.9 49
Show 21066+3436 POP 22 AM 113 176.5 49
Show 21066+3436 POP 22 AX 354 139.8 49
Show 21113+3419 ES 2314 186 4.3 49
Show 21078+3421 ABH 141 GF 293 15.2 49
Show 21066+3436 POP 22 FG 318 7.9 50
Show 21078+3421 ES 2313 AB 196 7.3 50
Show 21078+3421 HJ 1614 AC 257 12.3 50
Show 21078+3421 ABH 141 AD 42 84.7 50
Show 21078+3421 ABH 141 AE 140 22.5 50
Show 21078+3421 ABH 141 AG 96 70.7 50
Show 21078+3421 ABH 141 AH 127 84.0 50
Show 21078+3421 ABH 141 AI 124 107.6 50
Show 21078+3421 ABH 141 AJ 222 62.0 50

 
 
WDS 21098+3504 : COMPONENTS
 
 
  A B
B pa=266.7°
sep=15.49"
 
C pa=264.7°
sep=19.96"
pa=258.0°
sep=4.50"
 
 
21098+3504 A
 
 
Coord arcsec 2000 210947.89+350421.6 Mag 11.29 PmRA -14.00 PmDE -10.0
Tycho2 2710-01424-1
Tycho2
Tycho2 2710-01424-1 Pflag RAmdeg 317.44954509 DEmdeg 35.07268688
PmRA -11.7 PmDE -16.3 E RAmdeg 53 E DEmdeg 50
E pmRA 4.6 E pmDE 5.6 EpRAm 1988.86 EpDEm 1990.08
Num 3 Q RAmdeg 1.5 Q DEmdeg 1.8 Q pmRA 1.5
Q pmDE 1.8 BTmag 12.857 E BTmag 0.200 VTmag 11.293
E VTmag 0.069 Prox 156 TYC T HIP
CCDM RAdeg 317.44957806 DEdeg 35.07272417 EpRA 1990 1.72
EpDE 1990 1.74 E RAdeg 54.6 E DEdeg 51.3 Posflg
Corr 0.1
 
 
21098+3504 B
 
 
Coord arcsec 2000 210946.63+350420.7 Coord calc 210946.63+350420.7 Mag 11.46 PmRA 2.00
PmDE 6.0 Tycho2 2710-00294-1 Calc delta mag 0.17
Tycho2
Tycho2 2710-00294-1 Pflag RAmdeg 317.44431186 DEmdeg 35.07243211
PmRA 6.6 PmDE 3.4 E RAmdeg 51 E DEmdeg 47
E pmRA 4.8 E pmDE 5.5 EpRAm 1989.36 EpDEm 1990.20
Num 3 Q RAmdeg 0.9 Q DEmdeg 1.4 Q pmRA 0.9
Q pmDE 1.4 BTmag 12.156 E BTmag 0.106 VTmag 11.463
E VTmag 0.077 Prox 156 TYC T HIP
CCDM RAdeg 317.44429333 DEdeg 35.07242417 EpRA 1990 1.71
EpDE 1990 1.74 E RAdeg 52.2 E DEdeg 48.0 Posflg
Corr 0.1
 
 
21098+3504 C
 
 
Coord arcsec 2000 210946.27+350419.8 Mag 13.6 PmRA -9.00 PmDE 2.0
Calc delta mag 2.31 Calc coord yes