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Doubles in session


Current system
21415+3817
SEI 1532


Nearby doubles
15' : 21408+3806
TDS1140

17' : 21399+3813
ES 2066

21' : 21432+3815
DAM 232

23' : 21434+3817
S 799AB

24' : 21436+3822
ES 2522

27' : 21432+3801
BLL 55AB

30' : 21403+3843
ALI 979

32' : 21421+3848
ALI 980

34' : 21386+3822
TDT3078

35' : 21398+3749
A 1444

38' : 21384+3808
TDT3073

38' : 21440+3757
SEI1533

43' : 21412+3735
TDT3109

44' : 21403+3858
MLB 787

45' : 21387+3848
ALI 977

46' : 21450+3800
LDS1054

46' : 21438+3742
TDT3122

47' : 21429+3734
ES 2521AB

49' : 21374+3810
GRV 487

51' : 21429+3904
GRV 496

53' : 21457+3800
DAM1461

58' : 21378+3739
SEI1527AB

58' : 21453+3853
TDT3139

58' : 21405+3720
ES 2067

61' : 21466+3815
COU1639

62' : 21383+3906
ALI 976



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

21415+3817 SEI 1532

 
 
21h 41m 28.69s +38° 17' 27.2" P.A. 139.00 sep 5.1 mag 10.80,11.00
 
 
Coord 2000 21415+3817 Discov num SEI1532 Comp Coord arcsec 2000 21 41 28.69 +38 17 27.2
Date first 1894 Date last 1894 Obs 1
Pa first 139 Pa last 138.5 P.A. Now (θ) 138.5°
Sep first 5.1 Sep last 5.06 Sep. Now (ρ) 5.06"
Mag pri 10.80 Mag sec 11.00 delta mag (ΔM) 0.2 Spectral class
Pri motion ra Sec motion ra
Pri motion dec Sec motion dec
Notes N X (See Notes, Dubious double)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 1953596837005773056 ADS 15226
 
 
WDS 21415+3817 SEI 1532 : NOTES
 
 
discov_num notes refcode
SEI1532 Neither component seen on POSS plate; may be flaws on AC Potsdam plate
A likely plate flaw. Grv2021b
 
 
REFERENCES
 
 
refcode metd author reference
Grv2021b not - Greaves, J. .
Grv2021b private communication, 2021 (23 Feb 2021 email)
 
 
DISCOVERER
 
 
idgroup discov author
1 SEI Scheiner, J.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21415+3817 SEI1532 1894 1 139 5.1 10.80 11.00 N 214128.69+381727.2

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

 
 
WDS 21415+3817 SEI 1532 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21415+3817 SEI 1532 : MEASURES
 
 
No records found.

 
 
WDS 21415+3817 : VIRTUAL EYEPIECE
 
 

21415+3817 SEI1532A mag 10.8 21415+3817 SEI1532B sep 4.6 P.A. 145.20 mag 11 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 21415+3817 : ALADIN DSS IMAGE @ 21h 41m 28.69s +38° 17' 27.2"
 
 
 
 
WDS 21415+3817 SEI 1532 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21415+3817 SEI1532 distance=0' 21408+3806 TDS1140 distance=15' 21399+3813 ES 2066 distance=17' 21432+3815 DAM 232 distance=21' 21434+3817 KUI 109Aa,Ab distance=23' 21434+3817 S 799AB distance=23' 21434+3817 S 799AC distance=23' 21436+3822 ES 2522 distance=24' 21434+3817 S 799BD distance=26' 21432+3801 HDS3094Aa,Ab distance=27' 21432+3801 BLL 55AB distance=27' 21403+3843 ALI 979 distance=30' 21421+3848 ALI 980 distance=32' 21386+3822 TDT3078 distance=34' 21398+3749 A 1444 distance=35' 21384+3808 TDT3073 distance=38' 21440+3757 SEI1533 distance=38' 21412+3735 TDT3109 distance=43' 21403+3858 MLB 787 distance=44' 21387+3848 ALI 977 distance=45' 21450+3800 LDS1054 distance=46' 21438+3742 TDT3122 distance=46' 21429+3734 ES 2521AB distance=47' 21429+3734 ES 2521AC distance=47' 21374+3810 GRV 487 distance=49' 21429+3904 GRV 496 distance=51' 21457+3800 DAM1461 distance=53' 21378+3739 SEI1527AB distance=58' 21378+3739 MBR 1AC distance=58' 21453+3853 TDT3139 distance=58' 21405+3720 ES 2067 distance=58' 21466+3815 COU1639 distance=61' 21383+3906 ALI 976 distance=62' 21400+3919 ALI 978 distance=64' 21464+3847 MLB 961 distance=66' 21360+3803 GRV 483 distance=67' 21436+3715 TDS1143 distance=68' 21377+3911 ALI 975 distance=70' 21383+3917 GRV 488 distance=71' 21358+3755 GRV 482 distance=71' 21413+3928 BU 274 distance=72' 21354+3837 ES 1995 distance=73' 21387+3924 TDT3080 distance=74' 21351+3807 SRW 10AB distance=76' 21351+3807 SRW 10AC distance=76' 21402+3703 SEI1531 distance=76' 21399+3931 A 1445AB distance=76' 21399+3931 HJ 1675AC distance=76' 21371+3915 GRV 485 distance=77' 21352+3839 ES 2713 distance=78' 21471+3737 GRV 504 distance=78' 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 21415+3817 SEI1532 139 5.1
Show 21408+3806 TDS1140 191 1.0 15
Show 21399+3813 ES 2066 224 5.4 17
Show 21432+3815 DAM 232 299 8.3 21
Show 21434+3817 KUI 109 Aa,Ab 142 1.9 23
Show 21434+3817 S 799 AB 60 149.5 23
Show 21434+3817 S 799 AC 318 135.3 23
Show 21436+3822 ES 2522 101 4.0 24
Show 21434+3817 S 799 BD 254 34.0 26
Show 21432+3801 HDS3094 Aa,Ab 245 0.1 27
Show 21432+3801 BLL 55 AB 117 142.4 27
Show 21403+3843 ALI 979 5 9.8 30
Show 21421+3848 ALI 980 139 8.9 32
Show 21386+3822 TDT3078 157 0.7 34
Show 21398+3749 A 1444 82 1.1 35
Show 21384+3808 TDT3073 334 1.1 38
Show 21440+3757 SEI1533 13 25.7 38
Show 21412+3735 TDT3109 59 0.6 43
Show 21403+3858 MLB 787 351 5.4 44
Show 21387+3848 ALI 977 221 11.6 45
Show 21450+3800 LDS1054 8 127.0 46
Show 21438+3742 TDT3122 280 0.6 46
Show 21429+3734 ES 2521 AB 200 8.2 47
Show 21429+3734 ES 2521 AC 93 16.5 47
Show 21374+3810 GRV 487 201 74.8 49
Show 21429+3904 GRV 496 72 29.9 51
Show 21457+3800 DAM1461 190 1.7 53
Show 21378+3739 SEI1527 AB 332 25.5 58
Show 21378+3739 MBR 1 AC 89 14.5 58
Show 21453+3853 TDT3139 65 0.5 58
Show 21405+3720 ES 2067 227 6.8 58
Show 21466+3815 COU1639 204 1.8 61
Show 21383+3906 ALI 976 173 12.8 62
Show 21400+3919 ALI 978 14 13.3 64
Show 21464+3847 MLB 961 4 6.5 66
Show 21360+3803 GRV 483 237 21.8 67
Show 21436+3715 TDS1143 180 0.9 68
Show 21377+3911 ALI 975 153 12.8 70
Show 21383+3917 GRV 488 19 59.8 71
Show 21358+3755 GRV 482 188 49.3 71
Show 21413+3928 BU 274 180 3.7 72
Show 21354+3837 ES 1995 39 2.3 73
Show 21387+3924 TDT3080 245 2.7 74
Show 21351+3807 SRW 10 AB 314 19.5 76
Show 21351+3807 SRW 10 AC 11 19.6 76
Show 21402+3703 SEI1531 20 2.9 76
Show 21399+3931 A 1445 AB 283 1.5 76
Show 21399+3931 HJ 1675 AC 264 37.9 76
Show 21371+3915 GRV 485 74 19.6 77
Show 21352+3839 ES 2713 98 17.7 78
Show 21471+3737 GRV 504 21 53.5 78

 
 
WDS 21415+3817 : COMPONENTS
 
 
  A
B pa=145.2°
sep=4.61"
 
 
21415+3817 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 214128.69+381727.2 Mag 10.8 ADS 15226
 
 
21415+3817 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 214128.91+381723.4 Mag 11 Calc delta mag 0.2
Calc coord yes