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Current system
21581+3650
TDT 3263


Nearby doubles
9' : 21584+3643
LDS4930

22' : 21565+3701
ES 2069AB

33' : 21557+3708
ES 2523

34' : 21560+3712
SCH 1

34' : 21579+3616
COU1338

38' : 21558+3716
HO 174AB

40' : 21564+3725
ES 2525

43' : 21573+3732
ES 2526AB

48' : 21569+3735
BKO 905AB

51' : 22023+3659
HO 177

52' : 21541+3633
KPP1393

52' : 21570+3600
TDT3254

53' : 21592+3559
TDT3276

57' : 21588+3745
ES 2527

57' : 22027+3707
J 3157

59' : 22020+3727
A 1452

59' : 22030+3659
ALI 449

64' : 22029+3624
SEI1551

66' : 22034+3634
DAM 662AB

67' : 21589+3755
A 1450

68' : 21559+3752
ES 2524

73' : 21539+3610
ES 2068

74' : 21520+3653
J 3149AB

74' : 22009+3755
TDT3291

77' : 21586+3535
SEI1548

77' : 22036+3611
SKF 322



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

21581+3650 TDT 3263

 
 
21h 58m 07.31s +36° 50' 00.6" P.A. 164.00 sep 0.8 mag 10.90,11.11
 
 
Coord 2000 21581+3650 Discov num TDT3263 Comp Coord arcsec 2000 21 58 07.31 +36 50 00.6
Date first 1991 Date last 2009 Obs 3
Pa first 18 Pa last 163.5 P.A. Now (θ) 163.5°
Sep first 0.4 Sep last 0.84 Sep. Now (ρ) 0.84"
Mag pri 10.90 Mag sec 11.11 delta mag (ΔM) 0.21 Spectral class
Pri motion ra -023 Sec motion ra -023
Pri motion dec -082 Sec motion dec -082
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Lacerta Tycho2 2731-01749-1 Gaia DR2 1949660207425390336
 
 
WDS 21581+3650 TDT 3263 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
No records found.

 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21581+3650 TDT3263 1991 1 18 0.4 10.90 11.11 215807.31+365000.6
21581+3650 TDT3263 2009 2 163 0.8 10.90 11.11 215807.31+365000.6

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

 
 
WDS 21581+3650 TDT 3263 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21581+3650 TDT 3263 : MEASURES
 
 
No records found.

 
 
WDS 21581+3650 : VIRTUAL EYEPIECE
 
 

21581+3650 TDT3263A mag 10.9 21581+3650 TDT3263B sep 0.8 P.A. 166.70 mag 11.11 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 21581+3650 : ALADIN DSS IMAGE @ 21h 58m 07.31s +36° 50' 00.6"
 
 
 
 
WDS 21581+3650 TDT 3263 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21581+3650 TDT3263 distance=0' 21584+3643 LDS4930 distance=9' 21565+3701 ES 2069AB distance=22' 21565+3701 ES 2069AC distance=22' 21557+3708 ES 2523 distance=33' 21560+3712 SCH 1 distance=34' 21579+3616 COU1338 distance=34' 21558+3716 HO 174AB distance=38' 21558+3716 HO 174AC distance=38' 21558+3716 HO 174BC distance=39' 21558+3716 HO 174CD distance=39' 21564+3725 ES 2525 distance=40' 21573+3732 ES 2526AB distance=43' 21573+3732 ABH 155AD distance=43' 21573+3732 ABH 155AE distance=43' 21573+3732 ABH 155AF distance=43' 21573+3732 ABH 155AG distance=43' 21573+3732 ABH 155AH distance=43' 21573+3732 ABH 155AI distance=43' 21573+3732 ABH 155AJ distance=43' 21573+3732 ES 2526BC distance=43' 21569+3735 BKO 905AB distance=48' 21569+3735 BKO 905AC distance=48' 21569+3735 BKO 905AD distance=48' 22023+3659 HO 177 distance=51' 21541+3633 KPP1393 distance=52' 21570+3600 TDT3254 distance=52' 21592+3559 TDT3276 distance=53' 21588+3745 ES 2527 distance=57' 22027+3707 J 3157 distance=57' 22020+3727 A 1452 distance=59' 22030+3659 ALI 449 distance=59' 22029+3624 SEI1551 distance=64' 22034+3634 DAM 662BC distance=66' 22034+3634 DAM 662AB distance=66' 21589+3755 A 1450 distance=67' 21559+3752 ES 2524 distance=68' 21539+3610 ES 2068 distance=73' 21520+3653 J 3149AB distance=74' 21520+3653 TDT3202AC distance=74' 22009+3755 TDT3291 distance=74' 21586+3535 SEI1548 distance=77' 22036+3611 SKF 322 distance=77' 21517+3716 COU1641 distance=77' 21520+3722 CRB 144 distance=80' 21536+3551 OSO 159AB distance=81' 21536+3551 OSO 159AC distance=81' 22048+3637 ALI 450AC distance=82' 22026+3754 RAO 472 distance=83' 21514+3730 SEI1540 distance=91' 21525+3549 TDT3213 distance=92' 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 21581+3650 TDT3263 164 0.8
Show 21584+3643 LDS4930 163 33.7 9
Show 21565+3701 ES 2069 AB 106 4.9 22
Show 21565+3701 ES 2069 AC 214 6.5 22
Show 21557+3708 ES 2523 32 4.7 33
Show 21560+3712 SCH 1 290 90.6 34
Show 21579+3616 COU1338 111 1.2 34
Show 21558+3716 HO 174 AB 335 7.6 38
Show 21558+3716 HO 174 AC 226 160.4 38
Show 21558+3716 HO 174 BC 224 163.0 39
Show 21558+3716 HO 174 CD 262 6.0 39
Show 21564+3725 ES 2525 110 8.4 40
Show 21573+3732 ES 2526 AB 269 17.9 43
Show 21573+3732 ABH 155 AD 259 99.1 43
Show 21573+3732 ABH 155 AE 307 93.5 43
Show 21573+3732 ABH 155 AF 359 46.4 43
Show 21573+3732 ABH 155 AG 22 50.2 43
Show 21573+3732 ABH 155 AH 65 105.4 43
Show 21573+3732 ABH 155 AI 146 63.7 43
Show 21573+3732 ABH 155 AJ 161 35.4 43
Show 21573+3732 ES 2526 BC 183 5.8 43
Show 21569+3735 BKO 905 AB 316 6.3 48
Show 21569+3735 BKO 905 AC 36 6.8 48
Show 21569+3735 BKO 905 AD 33 17.8 48
Show 22023+3659 HO 177 111 8.4 51
Show 21541+3633 KPP1393 139 10.4 52
Show 21570+3600 TDT3254 243 0.5 52
Show 21592+3559 TDT3276 124 0.4 53
Show 21588+3745 ES 2527 322 8.2 57
Show 22027+3707 J 3157 108 4.1 57
Show 22020+3727 A 1452 289 1.9 59
Show 22030+3659 ALI 449 307 9.9 59
Show 22029+3624 SEI1551 244 21.5 64
Show 22034+3634 DAM 662 BC 146 4.1 66
Show 22034+3634 DAM 662 AB 15.4 66
Show 21589+3755 A 1450 190 4.1 67
Show 21559+3752 ES 2524 277 6.2 68
Show 21539+3610 ES 2068 343 2.5 73
Show 21520+3653 J 3149 AB 93 5.0 74
Show 21520+3653 TDT3202 AC 210 0.6 74
Show 22009+3755 TDT3291 163 0.5 74
Show 21586+3535 SEI1548 321 19.7 77
Show 22036+3611 SKF 322 163 3.4 77
Show 21517+3716 COU1641 309 2.1 77
Show 21520+3722 CRB 144 109 12.2 80
Show 21536+3551 OSO 159 AB 38 14.2 81
Show 21536+3551 OSO 159 AC 197 21.4 81
Show 22048+3637 ALI 450 AC 359 15.5 82
Show 22026+3754 RAO 472 274 3.9 83
Show 21514+3730 SEI1540 207 23.6 91
Show 21525+3549 TDT3213 62 5.0 92

 
 
WDS 21581+3650 : COMPONENTS
 
 
  A
B pa=166.7°
sep=0.83"
 
 
21581+3650 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 215807.31+365000.6 Mag 10.9 PmRA -23.00
PmDE -82.0 Tycho2 2731-01749-1
Tycho2
Tycho2 2731-01749-1 Pflag RAmdeg 329.53046636 DEmdeg 36.83355850
PmRA -22.7 PmDE -82.1 E RAmdeg 18 E DEmdeg 18
E pmRA 2.9 E pmDE 2.8 EpRAm 1989.70 EpDEm 1989.87
Num 4 Q RAmdeg 0.4 Q DEmdeg 1.2 Q pmRA 0.4
Q pmDE 1.2 BTmag 10.844 E BTmag 0.034 VTmag 10.326
E VTmag 0.030 Prox 942 TYC T HIP
CCDM RAdeg 329.53053278 DEdeg 36.83374556 EpRA 1990 1.67
EpDE 1990 1.68 E RAdeg 19.6 E DEdeg 19.5 Posflg
Corr 0.1
 
 
21581+3650 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 215807.33+364959.8 Mag 11.11 PmRA -23.00
PmDE -82.0 Calc delta mag 0.21 Calc coord yes