18581+3813 SMR 14 EF

 
 
18h 58m 01.90s +38° 15' 58.3" P.A. 331.00 sep 82.7 mag 5.87,11.26 Sp B7IV dist. 177.3 pc (578.35 l.y.)
 
 
Coord 2000 18581+3813 Discov num SMR  14 Comp EF Coord arcsec 2000 18 58 01.90 +38 15 58.3
Date first 1930 Date last 2014 Obs 10
Pa first 333 Pa last 331 P.A. Now (θ) 331°
Sep first 84.3 Sep last 82.665 Sep. Now (ρ) 82.665"
Mag pri 5.87 Mag sec 11.26 delta mag (ΔM) 5.39 Spectral class B7IV (blue-white)
Pri motion ra -005 Sec motion ra -002
Pri motion dec +003 Sec motion dec -011
Notes N (See Notes)
rPM=1.281
This double is not physical.
 
 
18581+3813 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 18 58 04 +38 13 20 STF 2427 AB 2017 45 59 55.9 9.61 9.93 0.32
Show 18 58 04 +38 13 20 STF 2427 AC 2015 23 61 62.0 9.61 10.20 0.59
Show 18 58 04 +38 13 20 CTT 11 AD 2017 14 291 57.2 9.61 11.80 2.19
Show 67642 18 58 04 +38 13 20 SP 2 AE 2017 20 350 162.3 9.61 5.87 3.74
Show 18 58 08 +38 13 48 STF 2427 BC 2017 49 79 7.2 9.93 10.20 0.27
Show 67642 18 58 08 +38 13 48 SP 2 BE 2014 15 330 150.2 9.93 5.87 4.06
Show 67642 18 58 02 +38 15 58 SMR 14 EF 2014 10 331 82.7 5.87 11.26 5.39 <===
Show 67642 18 58 02 +38 15 58 FYM 27 EG 2014 4 206 33.2 5.87 14.60 8.73
Show 67642 18 58 02 +38 15 58 FYM 27 EH 2014 4 222 72.8 5.87 13.70 7.83
Show 67642 18 58 02 +38 15 58 FYM 27 EI 2014 4 38 44.7 5.87 16.00 10.13
Ninefold system
9 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Lyra SAO 67642 HIP 93104 Tycho2 3119-02541-1
Gaia DR2 2100107208087937152 HD 176318 HR 7174 GC 26059
BD BD+38 3373 Distance 177.3 Distance ly 578.35