09186+1953 SKF  31

 
 
09h 18m 33.06s +19 53' 08.0" P.A. 253 sep 2.3 mag 16.50,19.70 Sp DA+dM3
 
 
Coord 2000
09186+1953
Discov num
SKF  31
Comp
Coord arcsec 2000
09 18 33.06 +19 53 08.0
Date first
2005
Date last
2012
Obs
3
Pa first
252
Pa last
253
P.A. Now (θ)
253°
Sep first
2.3
Sep last
2.3
Sep. Now (ρ)
2.3"
Mag pri
16.50
Mag sec
19.70
delta mag (ΔM)
3.2
Spectral class
DA+dM3 (white dwarf)
Pri motion ra
-027
Sec motion ra
Pri motion dec
-012
Sec motion dec
Notes
N V (See Notes, Proper motion indicates physical)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
252.6
Precise sep
2.273
Constellation
Cancer
Gaia DR2
4525913088
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09186+1953 SKF 31 2000 1 240 2.5 16.00 17.00 DA2 091833.06+195307.9
09186+1953 SKF 31 2005 2 252 2.3 17.20 17.40 DA dM3 NV 091832.91+195307.1
09186+1953 SKF 31 2012 3 253 2.3 16.50 19.70 DA+dM3 NV 091833.06+195308.0

If you need more information about this double, apply for a data request form to the WDS.