21435+5847 SMR 41 AF

 
 
21h 43m 30.45s +58 46' 48.2" P.A. 17.00 sep 75.9 mag 4.27,13.00 Sp M2Iae dist. 1818.18 pc (5930.9 l.y.)
 
 
Coord 2000 21435+5847 Discov num SMR  41 Comp AF Coord arcsec 2000 21 43 30.45 +58 46 48.2
Date first 2000 Date last 2019 Obs 4
Pa first 18 Pa last 16.9 P.A. Now (θ) 16.9°
Sep first 75.3 Sep last 75.85 Sep. Now (ρ) 75.85"
Mag pri 4.27 Mag sec 13.00 delta mag (ΔM) 8.73 Spectral class M2Iae (red)
Pri motion ra +005 Sec motion ra
Pri motion dec -004 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
21435+5847 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show Garnet star 33693 21 43 30 +58 46 48 BU 690 AB 2019 14 263 19.5 4.27 12.30 8.03
Show 33693 21 43 30 +58 46 48 BU 690 AC 2019 11 297 42.4 4.27 12.70 8.43
Show 33693 21 43 30 +58 46 48 SMR 41 AD 2019 2 192 62.5 4.27 13.00 8.73
Show 33693 21 43 30 +58 46 48 SMR 41 AE 2019 5 349 45.1 4.27 13.00 8.73
Show 33693 21 43 30 +58 46 48 SMR 41 AF 2019 4 17 75.9 4.27 13.00 8.73 <===
Show 33693 21 43 30 +58 46 48 SMR 41 AG 2019 2 33 107.3 4.27 11.00 6.73
Septuple system
7 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Common name Garnet star Constellation Cepheus SAO 33693 HIP 107259
Tycho2 3979-01616-1 Gaia DR2 2202630001591176064 HD 206936 HR 8316
GC 30440 ADS 15271 BD BD+58 2316 Bayer Mu Cephei
Bayer name Mu Cep Distance 1818.18 Distance ly 5930.9 Bayer greek μ Cep
Other names Erakis, Herschel's Garnet Star, Granatum Sidus
Meaning garnet star