13570+2455 BUP 154

 
 
13h 57m 02.96s +24 55' 00.2" P.A. 22 sep 128 mag 9.93,13.77 Sp G5 dist. 80.26 pc (261.81 l.y.)
 
 
Coord 2000
13570+2455
Discov num
BUP 154
Comp
Coord arcsec 2000
13 57 02.96 +24 55 00.2
Date first
1910
Date last
2010
Obs
5
Pa first
28
Pa last
22
P.A. Now (θ)
22°
Sep first
113.5
Sep last
128.0
Sep. Now (ρ)
128"
Mag pri
9.93
Mag sec
13.77
delta mag (ΔM)
3.84
Spectral class
G5 (yellow)
Pri motion ra
+059
Sec motion ra
+007
Pri motion dec
-197
Sec motion dec
-014
Notes
rPM=0.925
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
21.6
Precise sep
127.95
Constellation
Bootes
SAO
83088
HIP
68139
Tycho2
1999-00457-1
BD
BD+25 2706
Distance
80.26
Distance ly
261.81
last precise pa
21.6
last precise sep
127.95
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13570+2455 BUP 154 1911 2 28 113.8 9.60 13.20 G5 135702.92+245501.9
13570+2455 BUP 154 2001 4 22 126.6 9.93 13.77 G5 135702.96+245500.2
13570+2455 BUP 154 2010 5 22 127.9 9.93 13.77 G5 135702.96+245500.2

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