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Computed Lists
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Doubles in session
Current system
21031+2523
POU 5111
Nearby doubles
9' : 21024+2523
TDS1112
11' : 21024+2518
POU5106
11' : 21026+2515
POU5107
13' : 21027+2508
POU5108
17' : 21020+2515
POU5102AB
19' : 21041+2533
BKO 484
20' : 21017+2516
POU5100
21' : 21040+2539
SLE 515
25' : 21030+2458
POU5110
25' : 21030+2457
BKO 482
29' : 21033+2454
BKO 483
30' : 21009+2519
POU5095
30' : 21047+2504
POU5134
30' : 21046+2502
POU5133
30' : 21032+2453
POU5114
33' : 21045+2457
SLE 520AB
34' : 21023+2554
SLE 511
35' : 21056+2525
POU5147
37' : 21050+2458
GRV 411
38' : 21042+2449
POU5126
38' : 21056+2510
POU5149
39' : 21057+2508
COU 130
40' : 21054+2545
TDT2733
40' : 21017+2448
POU5101
41' : 21001+2515
POU5089
41' : 21051+2454
POU5141AB
Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
WDS 21031+2523 : COMPONENTS
A
B
pa=147.4°
sep=12.56"
21031+2523 A
Coord arcsec 2000
210302.41+252232.1
Mag
13.6
PmRA
-5.00
PmDE
11.0
21031+2523 B
Coord arcsec 2000
210302.91+252221.5
Mag
13.8
PmRA
-6.00
PmDE
-17.0
Delta magnitude
0.2
Coordinate calculated
yes