13306-2353 BRT1488

 
 
13h 30m 36.31s -23 53' 15.0" P.A. 22 sep 3.9 mag 11.51,12.03
 
 
Coord 2000
13306-2353
Discov num
BRT1488
Comp
Coord arcsec 2000
13 30 36.31 -23 53 15.0
Date first
1922
Date last
2015
Obs
7
Pa first
16
Pa last
22
P.A. Now (θ)
22°
Sep first
3.5
Sep last
3.9
Sep. Now (ρ)
3.9"
Mag pri
11.51
Mag sec
12.03
delta mag (ΔM)
0.52
Spectral class
Pri motion ra
-058
Sec motion ra
-014
Pri motion dec
-057
Sec motion dec
+050
Notes
V (Proper motion indicates physical)
rPM=1.423
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
22.1
Precise sep
3.866
Constellation
Hydra
Tycho2
6713-01122-1
Gaia DR2
71042193536
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13306-2353 BRT1488 1999 3 27 2.8 11.51 12.03 D 133036.31-235315.0
13306-2353 BRT1488 2000 5 22 3.9 11.51 12.03 D 133036.31-235315.0
13306-2353 BRT1488 2010 6 24 4.0 11.51 12.03 133036.31-235315.0
13306-2353 BRT1488 2015 7 22 3.9 11.51 12.03 V 133036.31-235315.0

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