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Doubles in session


Current system
18545+3654
SMR 13 AG


Nearby doubles
3' : 18546+3656
ELS 7AB

6' : 18550+3702
L 41

11' : 18537+3658
H 6 3

11' : 18551+3645
ES 2485

12' : 18536+3651
UC 3714

16' : 18532+3654
TDT1110

23' : 18559+3707
ES 2486

25' : 18527+3704
UC 3706

25' : 18545+3719
HO 90

30' : 18540+3723
BU 137AB

33' : 18523+3713
COU1311

34' : 18572+3704
ES 2030AB

36' : 18516+3648
ES 241

38' : 18534+3728
HO 89

38' : 18530+3621
HJ 1354AB

44' : 18548+3611
ES 2029

44' : 18551+3611
TDT1125

45' : 18529+3614
A 1383

48' : 18520+3731
ES 2026AB

50' : 18541+3743
TOI1191

50' : 18532+3606
TDT1111

53' : 18530+3603
ALI 143

55' : 18590+3654
ES 2032

56' : 18584+3625
STF2429

57' : 18516+3739
ES 2025AB

59' : 18536+3752
ES 2027



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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

18545+3654 SMR 13 AG

 
 
18h 54m 30.29s +36° 53' 55.0" P.A. 261.00 sep 335.9 mag 4.46,9.79 Sp +A0 dist. 225.73 pc (736.33 l.y.)
 
 
Coord 2000 18545+3654 Discov num SMR  13 Comp AG Coord arcsec 2000 18 54 30.29 +36 53 55.0
Date first 1930 Date last 2014 Obs 12
Pa first 262 Pa last 260.8 P.A. Now (θ) 260.8°
Sep first 337.2 Sep last 335.9 Sep. Now (ρ) 335.9"
Mag pri 4.46 Mag sec 9.79 delta mag (ΔM) 5.33 Spectral class +A0
Pri motion ra -007 Sec motion ra +000
Pri motion dec +004 Sec motion dec -003
Notes N (See Notes)
rPM=1.228
This double is not physical.
 
 
18545+3654 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show Del2 Lyr 67559 18 54 30 +36 53 55 ES 2028 AB 2014 13 349 86.3 4.30 11.20 6.90
Show 67559 18 54 30 +36 53 55 SMR 13 AD 2014 14 210 193.1 4.46 8.77 4.31
Show 67559 18 54 30 +36 53 55 SMR 13 AE 2014 10 238 400.6 4.46 10.30 5.84
Show 67559 18 54 30 +36 53 55 SMR 13 AF 2014 14 245 369.4 4.46 8.80 4.34
Show 67559 18 54 30 +36 53 55 SMR 13 AG 2014 12 261 335.9 4.46 9.79 5.33 <===
Show 67559 18 54 30 +36 53 55 SMR 13 AH 2014 14 284 229.4 4.46 8.67 4.21
Show 67559 18 54 30 +36 53 55 SMR 13 AJ 2014 9 249 279.5 4.30 12.00 7.70
Show 67559 18 54 30 +36 53 55 SMR 13 AK 2014 9 236 304.2 4.30 12.00 7.70
Show 18 54 29 +36 55 20 ES 2028 BC 2008 7 135 2.1 11.20 11.60 0.40
Show 18 54 12 +36 54 52 SMR 13 HI 2015 13 251 26.1 8.67 12.90 4.23
11-fold system
11 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Lyra SAO 67559 HIP 92791 Tycho2 2651-02548-1
Gaia DR2 2093931938470745728 HD 175588 HR 7139 GC 25959
ADS 11825 BD BD+36 3319 Bayer Delta 2 Lyrae Bayer name Del2 Lyr
Flamsteed 12 Lyrae Flamsteed name 12 Lyr Distance 225.73 Distance ly 736.33
Bayer greek δ2 Lyr