18545+3654 ES 2028 BC

 
 
18h 54m 28.99s +36° 55' 20.1" P.A. 135.00 sep 2.1 mag 11.20,11.60 Sp G2IV
 
 
Coord 2000 18545+3654 Discov num ES 2028 Comp BC Coord arcsec 2000 18 54 28.99 +36 55 20.1
Date first 1923 Date last 2008 Obs 7
Pa first 138 Pa last 134.8 P.A. Now (θ) 134.8°
Sep first 2.2 Sep last 2.09 Sep. Now (ρ) 2.09"
Mag pri 11.20 Mag sec 11.60 delta mag (ΔM) 0.4 Spectral class G2IV (yellow)
Pri motion ra -004 Sec motion ra
Pri motion dec +001 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
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 Gaia DR2 2093932041549971072