09160+5447 GRV1021

 
 
09h 16m 33.55s +54 47' 04.4" P.A. 341 sep 9.4 mag 15.80,16.60 Sp M2+M3
 
 
Coord 2000
09160+5447
Discov num
GRV1021
Comp
Coord arcsec 2000
09 16 33.55 +54 47 04.4
Date first
1999
Date last
2015
Obs
4
Pa first
341
Pa last
341
P.A. Now (θ)
341°
Sep first
9.4
Sep last
9.4
Sep. Now (ρ)
9.4"
Mag pri
15.80
Mag sec
16.60
delta mag (ΔM)
0.8
Spectral class
M2+M3 (red/red)
Pri motion ra
-042
Sec motion ra
-043
Pri motion dec
-040
Sec motion dec
-039
Notes
rPM=0.024 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
341
Precise sep
9.399
Constellation
Ursa Major
Gaia DR2
26270395648
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09160+5447 GRV1021 2000 2 341 9.4 15.80 16.60 D 091633.55+544704.4
09160+5447 GRV1021 2010 3 341 9.2 15.80 16.60 M2+M3 091633.55+544704.4
09160+5447 GRV1021 2015 4 341 9.4 15.80 16.60 M2+M3 091633.55+544704.4

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