18169-5556 UC 3544

 
 
18h 16m 53.96s -55 56' 06.7" P.A. 285.00 sep 44.8 mag 14.97,14.28
 
 
Coord 2000
18169-5556
Discov num
UC 3544
Comp
Coord arcsec 2000
18 16 53.96 -55 56 06.7
Date first
1998
Date last
2015
Obs
4
Pa first
285
Pa last
285
P.A. Now (θ)
285°
Sep first
44.7
Sep last
44.8
Sep. Now (ρ)
44.8"
Mag pri
14.97
Mag sec
14.28
delta mag (ΔM)
0.69
Spectral class
Pri motion ra
+014
Sec motion ra
+020
Pri motion dec
-048
Sec motion dec
-053
Notes
V (Proper motion indicates physical)
rPM=0.138 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
284.7
Precise sep
44.797
Constellation
Hydra
Gaia DR2
6649373573448982144
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18169-5556 UC 3544 1999 2 285 44.6 15.00 14.30 V 181653.96-555606.7
18169-5556 UC 3544 2000 2 285 44.6 15.00 14.30 V 181653.96-555606.7
18169-5556 UC 3544 2010 3 287 46.0 14.97 14.28 V 181653.96-555606.7
18169-5556 UC 3544 2015 4 285 44.8 14.97 14.28 V 181653.96-555606.7

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