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Doubles in session


Current system
19432+2318
J 490 OL


Nearby doubles
3' : 19433+2320
POU4032

4' : 19434+2318
POU4034

5' : 19433+2322
POU4031

8' : 19427+2324
BKO 434

9' : 19432+2326
POU4025

9' : 19430+2326
POU4021AB

14' : 19430+2332
POU4023

14' : 19423+2322
POU4017

16' : 19420+2321
TDT1653

23' : 19432+2340
POU4030

23' : 19415+2319
A 2789

25' : 19427+2342
POU4020

26' : 19419+2338
POU4015

26' : 19444+2300
TDT1693

26' : 19414+2330
POU4013

29' : 19440+2343
POU4037

29' : 19441+2343
RAO 414

29' : 19451+2329
POU4045

30' : 19410+2317
CVR 217

32' : 19445+2343
POU4039

33' : 19410+2329
ARN 48

35' : 19452+2339
POU4047

36' : 19411+2341
POU4011

37' : 19406+2321
POU4006

38' : 19404+2309
GRV 267

39' : 19448+2349
POU4041



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.

19432+2318 J 490 OL

 
 
19h 43m 08.87s +23° 18' 08.2" P.A. 121.00 sep 5.7 mag 10.40,12.90 Sp O7
 
 
Coord 2000 19432+2318 Discov num J   490 Comp OL Coord arcsec 2000 19 43 08.87 +23 18 08.2
Date first 1911 Date last 2015 Obs 10
Pa first 107 Pa last 121.4 P.A. Now (θ) 121.4°
Sep first 3.0 Sep last 5.653 Sep. Now (ρ) 5.653"
Mag pri 10.40 Mag sec 12.90 delta mag (ΔM) 2.5 Spectral class O7 (blue)
Pri motion ra -007 Sec motion ra
Pri motion dec -006 Sec motion dec
Notes R (Red magnitudes)
Nature of this double is uncertain.
 
 
19432+2318 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 344784 87621 19 43 11 +23 17 45 POU 4026 AB 2015 16 301 9.0 9.43 12.50 3.07
Show 87621 19 43 11 +23 17 45 POU 4027 AC 2015 15 307 17.6 9.43 11.30 1.87
Show 87621 19 43 11 +23 17 45 POU 4028 AD 2015 15 340 17.5 9.43 11.10 1.67
Show 87621 19 43 11 +23 17 45 BKO 435 AE 2015 6 244 7.3 9.43 14.00 4.57
Show 87621 19 43 11 +23 17 45 BKO 435 AF 2015 3 265 6.8 9.43 14.50 5.07
Show 87621 19 43 11 +23 17 45 SS 8 AG 2015 8 320 21.4 9.43 14.20 4.77
Show 87621 19 43 11 +23 17 45 SS 8 AH 2015 8 292 22.8 9.43 15.70 6.27
Show 87621 19 43 11 +23 17 45 SS 8 AI 2015 8 333 25.4 9.43 15.40 5.97
Show 87621 19 43 11 +23 17 45 SS 8 AJ 2015 8 278 26.7 9.43 14.20 4.77
Show 87621 19 43 11 +23 17 45 SS 8 AK 2015 5 320 30.8 9.43 14.80 5.37
Show 87621 19 43 11 +23 17 45 SS 8 AL 2015 8 310 31.5 9.43 12.90 3.47
Show 87621 19 43 11 +23 17 45 SS 8 AM 2015 6 332 33.5 9.43 13.80 4.37
Show 87621 19 43 11 +23 17 45 SS 8 AN 2015 9 317 36.3 9.43 12.20 2.77
Show 87621 19 43 11 +23 17 45 SS 8 AO 2018 14 308 36.9 9.43 10.40 0.97
Show 19 43 10 +23 17 43 BKO 435 EF 2015 2 355 2.5 14.00 14.50 0.50
Show 19 43 09 +23 18 08 J 490 OL 2015 10 121 5.7 10.40 12.90 2.50 <===
Show 19 43 09 +23 18 08 J 490 ON 2015 10 46 6.0 10.40 12.20 1.80
15-fold system
15 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Vulpecula Gaia DR2 2020089356034971904