02157+2957 MLB 738

 
 
02h 15m 40.89s +29 57' 00.1" P.A. 273 sep 8.5 mag 11.64,13.00
 
 
Coord 2000
02157+2957
Discov num
MLB 738
Comp
Coord arcsec 2000
02 15 40.89 +29 57 00.1
Date first
1932
Date last
2010
Obs
5
Pa first
259
Pa last
273
P.A. Now (θ)
273°
Sep first
6.3
Sep last
8.5
Sep. Now (ρ)
8.5"
Mag pri
11.64
Mag sec
13.00
delta mag (ΔM)
1.36
Spectral class
Pri motion ra
+023
Sec motion ra
Pri motion dec
-033
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
273.4
Precise sep
8.52
Constellation
Triangulum
Tycho2
1777-00447-1
last precise pa
273.4
last precise sep
8.52
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02157+2957 MLB 738 2007 2 274 8.8 11.64 13.00 021540.89+295700.1
02157+2957 MLB 738 2010 5 273 8.5 11.64 13.00 021540.89+295700.1

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