01557+3510 POP  31

 
 
01h 55m 37.13s +35 11' 48.4" P.A. 303 sep 5.3 mag 12.00,14.00
 
 
Coord 2000
01557+3510
Discov num
POP  31
Comp
Coord arcsec 2000
01 55 37.13 +35 11 48.4
Date first
1969
Date last
2010
Obs
4
Pa first
303
Pa last
303
P.A. Now (θ)
303°
Sep first
4.9
Sep last
5.3
Sep. Now (ρ)
5.3"
Mag pri
12.00
Mag sec
14.00
delta mag (ΔM)
2
Spectral class
Pri motion ra
-004
Sec motion ra
Pri motion dec
-009
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
303.2
Precise sep
5.32
Constellation
Triangulum
Tycho2
2315-01080-1
last precise pa
303.2
last precise sep
5.32
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01557+3510 POP 31 1998 2 304 5.7 12.00 14.00 D 015537.13+351148.4
01557+3510 POP 31 2001 3 303 5.6 12.00 14.00 D 015537.13+351148.4
01557+3510 POP 31 2010 4 302 4.7 12.00 14.00 015537.13+351148.4

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