00187+2545 HJ 1015AC

 
 
00h 18m 42.43s +25 45' 00.6" P.A. 253 sep 27.8 mag 9.78,13.57 Sp G5
 
 
Coord 2000
00187+2545
Discov num
HJ 1015
Comp
AC
Coord arcsec 2000
00 18 42.43 +25 45 00.6
Date first
1911
Date last
2015
Obs
12
Pa first
260
Pa last
253
P.A. Now (θ)
253°
Sep first
24.9
Sep last
27.8
Sep. Now (ρ)
27.8"
Mag pri
9.78
Mag sec
13.57
delta mag (ΔM)
3.79
Spectral class
G5 (yellow)
Pri motion ra
-004
Sec motion ra
Pri motion dec
+002
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
00187+2545 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 00187+2545 HJ 1015 AB 1828 2015 42 288 5.4 9.78 10.95 1.17
Show 00187+2545 HJ 1015 AC 1911 2015 12 253 27.8 9.78 13.57 3.79 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
252.8
Precise sep
27.84
Constellation
Andromeda
Tycho2
1733-02443-1
last precise pa
252.8
last precise sep
27.84
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00187+2545 HJ 1015 AC 1997 5 254 27.5 9.78 12.90 D 001842.43+254500.6
00187+2545 HJ 1015 AC 2010 6 253 27.3 9.78 12.90 D 001842.43+254500.6
00187+2545 HJ 1015 AC 2011 9 253 27.8 9.78 12.90 D 001842.43+254500.6
00187+2545 HJ 1015 AC 2013 10 253 27.6 9.78 13.57 G5 001842.43+254500.6
00187+2545 HJ 1015 AC 2015 12 253 27.8 9.78 13.57 G5 001842.43+254500.6

If you need more information about this double, apply for a data request form to the WDS.