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Doubles in session


Current system
21241+3741
SEI 1458


Nearby doubles
2' : 21243+3740
WSI 7

19' : 21226+3744
COU1820

21' : 21238+3721
STFA 55AB

21' : 21228+3754
WIS 349

22' : 21233+3801
ES 2519

25' : 21221+3734
ES 2517

31' : 21233+3810
ALI 690

31' : 21249+3711
TDS1126

33' : 21268+3731
SEI1516AB

35' : 21252+3708
SEI1513

36' : 21250+3814
TDT2950

39' : 21272+3752
ES 2520

39' : 21215+3719
ROE 24AB

40' : 21264+3712
SEI1514

42' : 21231+3821
ALI 689

48' : 21257+3824
TDT2955

50' : 21278+3715
SEI1518

51' : 21284+3745
TDT2983

56' : 21231+3647
ES 2124

56' : 21195+3745
TDT2904

56' : 21287+3755
KPP1064

56' : 21202+3818
PTT 18

57' : 21239+3837
GRV 461

62' : 21215+3648
TDT2919

62' : 21199+3815
ES 2062

64' : 21258+3640
S 790AB



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

21241+3741 SEI 1458

 
 
21h 24m 09.76s +37° 40' 42.0" P.A. 312.00 sep 7.9 mag 10.32,12.10
 
 
Coord 2000 21241+3741 Discov num SEI1458 Comp Coord arcsec 2000 21 24 09.76 +37 40 42.0
Date first 1895 Date last 2016 Obs 11
Pa first 313 Pa last 312.2 P.A. Now (θ) 312.2°
Sep first 8.1 Sep last 7.861 Sep. Now (ρ) 7.861"
Mag pri 10.32 Mag sec 12.10 delta mag (ΔM) 1.78 Spectral class
Pri motion ra +005 Sec motion ra +008
Pri motion dec +001 Sec motion dec +001
Notes
rPM=0.372
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3182-04333-1 Gaia DR2 1964029312576796416
 
 
WDS 21241+3741 SEI 1458 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
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
21241+3741 SEI1458 2000 5 312 7.8 10.32 12.10 D 212409.76+374042.0
21241+3741 SEI1458 2002 6 312 7.9 10.32 12.10 D 212409.76+374042.0
21241+3741 SEI1458 2015 7 312 7.9 10.32 12.10 212409.76+374042.0
21241+3741 SEI1458 2016 11 312 7.9 10.32 12.10 212409.76+374042.0

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

 
 
WDS 21241+3741 SEI 1458 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21241+3741 SEI 1458 : MEASURES
 
 
No records found.

 
 
WDS 21241+3741 : VIRTUAL EYEPIECE
 
 

21241+3741 SEI1458A mag 10.32 21241+3741 SEI1458B sep 7.0 P.A. 318.90 mag 12.1 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21241+3741 : ALADIN DSS IMAGE @ 21h 24m 09.76s +37° 40' 42.0"
 
 
 
 
WDS 21241+3741 SEI 1458 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21241+3741 SEI1458 distance=0' 21243+3740 WSI 7 distance=2' 21226+3744 COU1820 distance=19' 21238+3721 STFA 55AB distance=21' 21238+3721 STFA 55AC distance=21' 21238+3721 STFA 55AF distance=21' 21228+3754 WIS 349 distance=21' 21233+3801 ES 2519 distance=22' 21238+3721 STFA 55CD distance=23' 21238+3721 STFA 55CE distance=23' 21221+3734 ES 2517 distance=25' 21233+3810 ALI 690 distance=31' 21249+3711 TDS1126 distance=31' 21268+3731 COU1821Da,Db distance=32' 21268+3731 SEI1516AB distance=33' 21268+3731 HEI9004AC distance=33' 21268+3731 HEI9004AD distance=33' 21252+3708 SEI1513 distance=35' 21250+3814 TDT2950 distance=36' 21272+3752 ES 2520 distance=39' 21215+3719 ROE 24AB distance=39' 21215+3719 ROE 24AD distance=39' 21215+3719 ROE 24AC distance=39' 21264+3712 SEI1514 distance=40' 21215+3719 ROE 23CD distance=40' 21231+3821 ALI 689 distance=42' 21257+3824 TDT2955 distance=48' 21278+3715 SEI1518 distance=50' 21284+3745 TDT2983 distance=51' 21231+3647 ES 2124 distance=56' 21195+3745 TDT2904 distance=56' 21287+3755 KPP1064 distance=56' 21202+3818 PTT 18 distance=56' 21239+3837 GRV 461 distance=57' 21215+3648 TDT2919 distance=62' 21199+3815 ES 2062 distance=62' 21258+3640 S 790AB distance=64' 21258+3640 S 790AC distance=64' 21258+3640 FYM 124CD distance=65' 21295+3728 SEI1519 distance=65' 21194+3814 HO 286AB distance=66' 21194+3814 CIA 5Aa,Ab distance=66' 21194+3814 KRV 42AC distance=66' 21226+3846 HDS3044 distance=68' 21184+3749 SEI1495 distance=69' 21278+3835 KU 61AB distance=70' 21278+3835 KU 61AC distance=70' 21278+3835 KU 61AD distance=70' 21245+3632 ES 2125AB distance=70' 21245+3632 SEI1512AC distance=70' 21196+3656 TDT2905 distance=71' 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 21241+3741 SEI1458 312 7.9
Show 21243+3740 WSI 7 44 0.1 2
Show 21226+3744 COU1820 319 1.4 19
Show 21238+3721 STFA 55 AB 304 364.1 21
Show 21238+3721 STFA 55 AC 154 178.3 21
Show 21238+3721 STFA 55 AF 201 22.8 21
Show 21228+3754 WIS 349 176 44.9 21
Show 21233+3801 ES 2519 224 6.5 22
Show 21238+3721 STFA 55 CD 183 12.8 23
Show 21238+3721 STFA 55 CE 320 17.7 23
Show 21221+3734 ES 2517 115 5.3 25
Show 21233+3810 ALI 690 65 8.8 31
Show 21249+3711 TDS1126 314 1.9 31
Show 21268+3731 COU1821 Da,Db 96 0.7 32
Show 21268+3731 SEI1516 AB 335 3.9 33
Show 21268+3731 HEI9004 AC 275 25.5 33
Show 21268+3731 HEI9004 AD 335 109.8 33
Show 21252+3708 SEI1513 90 14.5 35
Show 21250+3814 TDT2950 200 1.6 36
Show 21272+3752 ES 2520 238 6.2 39
Show 21215+3719 ROE 24 AB 168 10.3 39
Show 21215+3719 ROE 24 AD 266 81.7 39
Show 21215+3719 ROE 24 AC 266 68.7 39
Show 21264+3712 SEI1514 184 12.0 40
Show 21215+3719 ROE 23 CD 261 13.1 40
Show 21231+3821 ALI 689 107 14.6 42
Show 21257+3824 TDT2955 18 0.5 48
Show 21278+3715 SEI1518 143 15.5 50
Show 21284+3745 TDT2983 111 0.5 51
Show 21231+3647 ES 2124 263 7.6 56
Show 21195+3745 TDT2904 216 2.0 56
Show 21287+3755 KPP1064 246 8.5 56
Show 21202+3818 PTT 18 124 6.6 56
Show 21239+3837 GRV 461 197 65.7 57
Show 21215+3648 TDT2919 344 1.5 62
Show 21199+3815 ES 2062 327 4.0 62
Show 21258+3640 S 790 AB 28 34.5 64
Show 21258+3640 S 790 AC 99 53.1 64
Show 21258+3640 FYM 124 CD 84 19.4 65
Show 21295+3728 SEI1519 181 13.8 65
Show 21194+3814 HO 286 AB 237 0.2 66
Show 21194+3814 CIA 5 Aa,Ab 230 0.0 66
Show 21194+3814 KRV 42 AC 256 65.7 66
Show 21226+3846 HDS3044 141 0.1 68
Show 21184+3749 SEI1495 273 14.8 69
Show 21278+3835 KU 61 AB 271 3.9 70
Show 21278+3835 KU 61 AC 206 14.3 70
Show 21278+3835 KU 61 AD 235 25.7 70
Show 21245+3632 ES 2125 AB 34 2.0 70
Show 21245+3632 SEI1512 AC 198 29.0 70
Show 21196+3656 TDT2905 184 2.4 71

 
 
WDS 21241+3741 : COMPONENTS
 
 
  A
B pa=318.9°
sep=7.01"
 
 
21241+3741 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 212409.76+374042.0 Mag 10.32 PmRA 5.00
PmDE 1.0 Tycho2 3182-04333-1
Tycho2
Tycho2 3182-04333-1 Pflag RAmdeg 321.04070937 DEmdeg 37.67835093
PmRA 5.0 PmDE 2.3 E RAmdeg 19 E DEmdeg 18
E pmRA 1.1 E pmDE 1.1 EpRAm 1988.45 EpDEm 1988.80
Num 7 Q RAmdeg 0.9 Q DEmdeg 1.6 Q pmRA 1.0
Q pmDE 1.6 BTmag 10.570 E BTmag 0.030 VTmag 10.323
E VTmag 0.033 Prox 951 TYC T HIP
CCDM RAdeg 321.04069556 DEdeg 37.67834500 EpRA 1990 1.62
EpDE 1990 1.71 E RAdeg 19.3 E DEdeg 17.7 Posflg
Corr 0.0
 
 
21241+3741 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 212409.37+374047.3 Mag 12.1 PmRA 8.00
PmDE 1.0 Calc delta mag 1.78 Calc coord yes