22508-2404 UC 4831

 
 
22h 50m 47.77s -24 03' 32.5" P.A. 235.00 sep 52.4 mag 15.90,16.30
 
 
Coord 2000
22508-2404
Discov num
UC 4831
Comp
Coord arcsec 2000
22 50 47.77 -24 03 32.5
Date first
1998
Date last
2015
Obs
4
Pa first
239
Pa last
235
P.A. Now (θ)
235°
Sep first
48.6
Sep last
52.4
Sep. Now (ρ)
52.4"
Mag pri
15.90
Mag sec
16.30
delta mag (ΔM)
0.4
Spectral class
Pri motion ra
+043
Sec motion ra
+038
Pri motion dec
+140
Sec motion dec
+151
Notes
V (Proper motion indicates physical)
rPM=0.078 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
234.5
Precise sep
52.4
Constellation
Hydra
Gaia DR2
2395993346259986176
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
22508-2404 UC 4831 1999 2 239 48.7 15.90 16.30 V 225047.77-240332.5
22508-2404 UC 4831 2000 2 239 48.8 15.90 16.30 V 225047.77-240332.5
22508-2404 UC 4831 2010 3 235 52.2 15.90 16.30 V 225047.77-240332.5
22508-2404 UC 4831 2015 4 235 52.4 15.90 16.30 V 225047.77-240332.5

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