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Doubles in session


Current system
20501+3714
SEI 1268 AB


Nearby doubles
11' : 20510+3717
SEI1277

18' : 20515+3717
SEI1282

27' : 20512+3650
SEI1280

28' : 20506+3740
SKF1925

28' : 20524+3724
SEI1287

29' : 20503+3645
TDT2568

31' : 20521+3657
SEI1285

33' : 20502+3642
SEI1270

34' : 20500+3640
TOB 199

34' : 20527+3728
SEI1288

34' : 20508+3641
SEI1276

36' : 20491+3640
SEI1260

36' : 20526+3655
A 1435

38' : 20472+3730
J 1210

39' : 20505+3635
SEI1271AB

39' : 20521+3645
ES 250

42' : 20468+3730
ALI 674

43' : 20533+3731
TDT2606

43' : 20488+3754
TDT2557

44' : 20528+3646
COU2221

46' : 20538+3723
SEI1299AB

46' : 20533+3740
SEI1294

47' : 20538+3702
SEI1300

48' : 20468+3648
STJ 73

51' : 20521+3758
RAO 442

51' : 20535+3645
SEI1296



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Binary Systems
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20501+3714 SEI 1268 AB

 
 
20h 50m 04.41s +37° 13' 38.7" P.A. 123.00 sep 27.3 mag 10.71,10.76
 
 
Coord 2000 20501+3714 Discov num SEI1268 Comp AB Coord arcsec 2000 20 50 04.41 +37 13 38.7
Date first 1896 Date last 2015 Obs 16
Pa first 131 Pa last 122.6 P.A. Now (θ) 122.6°
Sep first 27.3 Sep last 27.27 Sep. Now (ρ) 27.27"
Mag pri 10.71 Mag sec 10.76 delta mag (ΔM) 0.05 Spectral class
Pri motion ra -006 Sec motion ra +015
Pri motion dec -001 Sec motion dec +023
Notes
rPM=1.161
This double is not physical.
 
 
20501+3714 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 50 04 +37 13 39 SEI 1268 AB 2015 16 123 27.3 10.71 10.76 0.05 <===
Show 20 50 04 +37 13 39 CLL 15 AC 2015 10 20 48.5 10.71 10.93 0.22
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2699-00200-1 Gaia DR2 1870920567688901888
 
 
WDS 20501+3714 SEI 1268 AB : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Cll2003 M+ j Comellas, J.L. ...................
Cll2003 +Z OAG Gen. Cat. 10,000 vis. double star meas. 1970-2003 (J2000.0), 2003
Sei1908 Pa - Scheiner, J. 1908POPot..59.....S
Sei1908 +Po Pub. Obs. Potsdam 20, #59, 1908
Sei1913A Pa - Scheiner, J. 1913QB811.B8.......
Sei1913A cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Sei1932A Pa - Scheiner, J. 1932QB821.A43......
Sei1932A cited in ADS (Aitken Double Star Cat.), 1932
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20501+3714 SEI1268 AB 2008 11 123 27.2 10.71 10.76 205004.41+371338.7
20501+3714 SEI1268 AB 2015 12 123 27.3 10.71 10.76 205004.41+371338.7

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

 
 
WDS 20501+3714 SEI 1268 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20501+3714 SEI 1268 AB : MEASURES
 
 
No records found.

 
 
WDS 20501+3714 : VIRTUAL EYEPIECE
 
 

20501+3714 SEI1268A mag 10.71 20501+3714 SEI1268B sep 23.5 P.A. 128.80 mag 10.76 20501+3714 CLL 15C sep 47.5 P.A. 16.30 mag 10.93 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20501+3714 : ALADIN DSS IMAGE @ 20h 50m 04.41s +37° 13' 38.7"
 
 
 
 
WDS 20501+3714 SEI 1268 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20501+3714 SEI1268AB distance=1' 20501+3714 CLL 15AC distance=1' 20510+3717 SEI1277 distance=11' 20515+3717 SEI1282 distance=18' 20512+3650 SEI1280 distance=27' 20506+3740 SKF1925 distance=28' 20524+3724 SEI1287 distance=28' 20503+3645 TDT2568 distance=29' 20521+3657 SEI1285 distance=31' 20502+3642 SEI1270 distance=33' 20500+3640 TOB 199 distance=34' 20527+3728 SEI1288 distance=34' 20508+3641 SEI1276 distance=34' 20491+3640 SEI1260 distance=36' 20526+3655 A 1435 distance=36' 20472+3730 J 1210 distance=38' 20505+3635 SEI1271AB distance=39' 20505+3635 SEI1272AC distance=39' 20521+3645 ES 250 distance=39' 20468+3730 ALI 674 distance=42' 20533+3731 TDT2606 distance=43' 20488+3754 TDT2557 distance=43' 20528+3646 COU2221 distance=44' 20538+3723 SEI1299AB distance=46' 20538+3723 SEI1301AC distance=46' 20533+3740 SEI1294 distance=46' 20538+3702 SEI1300 distance=47' 20468+3648 STJ 73 distance=48' 20521+3758 RAO 442 distance=51' 20535+3645 SEI1296 distance=51' 20458+3715 TDT2522 distance=51' 20529+3752 TDT2600 distance=52' 20526+3756 SEI1289 distance=52' 20544+3704 SEI1305 distance=53' 20463+3646 COU2220Aa,Ab distance=53' 20463+3646 ES 2515AB distance=53' 20533+3639 SEI1293 distance=53' 20461+3653 ES 2514 distance=53' 20525+3759 ES 2516 distance=54' 20544+3658 TDT2623 distance=54' 20458+3658 CRB 6 distance=54' 20474+3629 FYM 126CD distance=55' 20474+3629 FYM 126CE distance=55' 20474+3629 MCA 63Aa,Ab distance=55' 20474+3629 STT 413AB distance=55' 20474+3629 S 765AC distance=55' 20474+3629 FYM 126AF distance=55' 20546+3709 SEI1307 distance=55' 20507+3807 SEI1275 distance=55' 20464+3747 SEI1244 distance=55' 20547+3714 TDT2625 distance=56' grafico limitrofi
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 20501+3714 SEI1268 AB 123 27.3 1
Show 20501+3714 CLL 15 AC 20 48.5 1
Show 20510+3717 SEI1277 32 8.1 11
Show 20515+3717 SEI1282 270 27.4 18
Show 20512+3650 SEI1280 5 3.8 27
Show 20506+3740 SKF1925 170 13.8 28
Show 20524+3724 SEI1287 353 6.7 28
Show 20503+3645 TDT2568 174 2.4 29
Show 20521+3657 SEI1285 301 27.6 31
Show 20502+3642 SEI1270 211 23.1 33
Show 20500+3640 TOB 199 109 18.8 34
Show 20527+3728 SEI1288 259 24.2 34
Show 20508+3641 SEI1276 266 22.6 34
Show 20491+3640 SEI1260 42 7.5 36
Show 20526+3655 A 1435 6 0.5 36
Show 20472+3730 J 1210 247 3.9 38
Show 20505+3635 SEI1271 AB 27 14.9 39
Show 20505+3635 SEI1272 AC 185 20.4 39
Show 20521+3645 ES 250 88 4.4 39
Show 20468+3730 ALI 674 328 13.0 42
Show 20533+3731 TDT2606 65 4.4 43
Show 20488+3754 TDT2557 237 0.7 43
Show 20528+3646 COU2221 30 0.3 44
Show 20538+3723 SEI1299 AB 356 9.0 46
Show 20538+3723 SEI1301 AC 290 26.3 46
Show 20533+3740 SEI1294 26 23.1 46
Show 20538+3702 SEI1300 120 1.8 47
Show 20468+3648 STJ 73 231 0.9 48
Show 20521+3758 RAO 442 81 2.6 51
Show 20535+3645 SEI1296 278 10.5 51
Show 20458+3715 TDT2522 89 0.5 51
Show 20529+3752 TDT2600 43 0.5 52
Show 20526+3756 SEI1289 240 25.3 52
Show 20544+3704 SEI1305 148 23.0 53
Show 20463+3646 COU2220 Aa,Ab 299 0.7 53
Show 20463+3646 ES 2515 AB 175 6.8 53
Show 20533+3639 SEI1293 53 14.2 53
Show 20461+3653 ES 2514 100 2.9 53
Show 20525+3759 ES 2516 216 6.3 54
Show 20544+3658 TDT2623 36 1.0 54
Show 20458+3658 CRB 6 154 10.9 54
Show 20474+3629 FYM 126 CD 112 9.4 55
Show 20474+3629 FYM 126 CE 207 40.1 55
Show 20474+3629 MCA 63 Aa,Ab 46 0.1 55
Show 20474+3629 STT 413 AB 1 0.9 55
Show 20474+3629 S 765 AC 106 82.8 55
Show 20474+3629 FYM 126 AF 119 52.0 55
Show 20546+3709 SEI1307 307 3.7 55
Show 20507+3807 SEI1275 196 22.2 55
Show 20464+3747 SEI1244 149 22.5 55
Show 20547+3714 TDT2625 255 0.5 56

 
 
WDS 20501+3714 : COMPONENTS
 
 
  A B
B pa=128.8°
sep=23.46"
 
C pa=16.3°
sep=47.47"
pa=355.3°
sep=60.45"
 
 
20501+3714 A
 
 
Coord arcsec 2000 205004.41+371338.7 Mag 10.71 PmRA -6.00 PmDE -1.0
Tycho2 2699-00200-1
Tycho2
Tycho2 2699-00200-1 Pflag RAmdeg 312.51838386 DEmdeg 37.22742079
PmRA -3.8 PmDE 0.3 E RAmdeg 26 E DEmdeg 26
E pmRA 1.6 E pmDE 1.6 EpRAm 1986.02 EpDEm 1985.76
Num 7 Q RAmdeg 0.5 Q DEmdeg 1.2 Q pmRA 0.5
Q pmDE 1.2 BTmag 11.467 E BTmag 0.056 VTmag 10.706
E VTmag 0.048 Prox 271 TYC T HIP
CCDM RAdeg 312.51839444 DEdeg 37.22741278 EpRA 1990 1.70
EpDE 1990 1.73 E RAdeg 33.0 E DEdeg 32.8 Posflg
Corr 0.1
CCDM
Ccdm 20501+3714 RComp Comp A Note1
Note2 Discov num DRAs -1.60 DDEs -21.7
R dRAs 65 Year Theta Rho
Obs 2 Vmag 9.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20462N3652A
HIC
 
 
20501+3714 B
 
 
Coord arcsec 2000 205005.94+371324.0 Mag 10.76 PmRA 15.00 PmDE 23.0
Tycho2 2699-00114-1 Calc delta mag 0.05 Calc coord yes
Tycho2
Tycho2 2699-00114-1 Pflag RAmdeg 312.52624226 DEmdeg 37.22321404
PmRA 13.9 PmDE 26.9 E RAmdeg 30 E DEmdeg 31
E pmRA 1.6 E pmDE 1.6 EpRAm 1985.22 EpDEm 1984.88
Num 7 Q RAmdeg 0.7 Q DEmdeg 0.9 Q pmRA 0.8
Q pmDE 0.9 BTmag 11.727 E BTmag 0.065 VTmag 10.756
E VTmag 0.051 Prox 271 TYC T HIP
CCDM RAdeg 312.52619694 DEdeg 37.22315528 EpRA 1990 1.69
EpDE 1990 1.71 E RAdeg 36.8 E DEdeg 36.7 Posflg
Corr 0.1
CCDM
Ccdm 20501+3714 RComp Comp B Note1
Note2 Discov num SEI1268 DRAs 0.27 DDEs -37.2
R dRAs 65 Year 1896 Theta 132 Rho 27.2
Obs 1 Vmag 9.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20462N3652B
HIC
 
 
20501+3714 C
 
 
Coord arcsec 2000 205005.53+371424.3 Mag 10.93 PmRA -1.00 PmDE -3.0
Tycho2 2699-00370-1 Calc delta mag 0.22 Calc coord yes
Tycho2
Tycho2 2699-00370-1 Pflag RAmdeg 312.52426560 DEmdeg 37.24007260
PmRA 2.6 PmDE -0.5 E RAmdeg 29 E DEmdeg 27
E pmRA 1.6 E pmDE 1.6 EpRAm 1985.70 EpDEm 1985.86
Num 7 Q RAmdeg 0.9 Q DEmdeg 1.0 Q pmRA 0.9
Q pmDE 1.0 BTmag 11.311 E BTmag 0.053 VTmag 10.934
E VTmag 0.057 Prox 486 TYC T HIP
CCDM RAdeg 312.52425556 DEdeg 37.24007167 EpRA 1990 1.67
EpDE 1990 1.73 E RAdeg 35.0 E DEdeg 32.8 Posflg
Corr 0.1