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Doubles in session


Current system
18559+2333
ALP 32 AF


Nearby doubles
12' : 18554+2324
POU3591AB

16' : 18570+2339
POU3607

18' : 18561+2350
POU3598AB

19' : 18569+2325
POU3609

19' : 18568+2348
POU3602

20' : 18545+2332
POU3583AB

23' : 18575+2332
POU3613

24' : 18542+2335
POU3581

27' : 18577+2328
AZC 105

27' : 18568+2356
POU3603

29' : 18565+2358
POU3600

30' : 18576+2317
POU3615

31' : 18581+2330
POU3621

31' : 18580+2325
POU3620

32' : 18580+2346
POU3619

32' : 18559+2405
POU3596

32' : 18574+2358
POU3610

34' : 18574+2400
POU3611

38' : 18583+2351
KPP4131

39' : 18547+2409
POU3586

40' : 18546+2409
POU3584

41' : 18587+2347
POU3629

42' : 18584+2355
TDT1154

42' : 18570+2413
POU3606AB

44' : 18590+2325
TDT1164

45' : 18579+2409
POU3618



Selections
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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.

18559+2333 ALP 32 AF

 
 
18h 55m 53.22s +23° 33' 23.9" P.A. 349.00 sep 211.0 mag 8.29,15.40 Sp K0V
 
 
Coord 2000 18559+2333 Discov num ALP  32 Comp AF Coord arcsec 2000 18 55 53.22 +23 33 23.9
Date first 1997 Date last 2001 Obs 2
Pa first 349 Pa last 348.9 P.A. Now (θ) 348.9°
Sep first 210.4 Sep last 210.96 Sep. Now (ρ) 210.96"
Mag pri 8.29 Mag sec 15.40 delta mag (ΔM) 7.11 Spectral class K0V (yellow-orange)
Pri motion ra +125 Sec motion ra -038
Pri motion dec -291 Sec motion dec -156
Notes N U (See Notes, Proper motion indicates non-physical)
rPM=0.668
This double is not physical.
 
 
18559+2333 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 18 55 53 +23 33 24 LSC 157 Aa,Ab 2017 2 78 0.1 7.90 10.40 2.50
Show 18 55 53 +23 33 24 MET 87 AB 2012 5 35 2.7 6.13 16.88 10.75
Show 18 55 53 +23 33 24 MET 87 AC 2006 3 336 8.2 6.13 19.13 13.00
Show 18 55 53 +23 33 24 MET 87 AD 2006 3 202 9.0 6.13 17.34 11.21
Show 18 55 53 +23 33 24 MET 87 AE 2006 3 310 10.0 6.13 16.99 10.86
Show 18 55 53 +23 33 24 ALP 32 AF 2001 2 349 211.0 8.29 15.40 7.11 <===
Show 18 55 53 +23 33 24 AMM 9 AG 2006 1 35 5.4 5.64 18.90 13.26
Show 18 55 53 +23 33 24 AMM 9 AH 2006 1 208 8.0 5.64 19.40 13.76
Show 18 55 53 +23 33 24 AMM 9 AI 2006 1 340 8.5 5.64 19.70 14.06
Show 18 55 53 +23 33 24 AMM 9 AJ 2006 1 16 9.4 5.64 20.00 14.36
Show 18 55 53 +23 33 24 AMM 9 AK 2006 2 108 9.3 5.64 18.90 13.26
Show 18 55 53 +23 33 24 AMM 9 AL 2006 1 258 12.0 5.64 19.50 13.86
Show 18 55 53 +23 33 24 AMM 9 AM 2006 1 12 16.5 5.64 18.50 12.86
Show 18 55 53 +23 33 24 AMM 9 AN 2006 1 335 18.9 5.64 19.90 14.26
Show 18 55 53 +23 33 24 AMM 9 AO 2006 1 27 19.5 5.64 18.00 12.36
16-fold system
15 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Gaia DR2 4533301804432654976