07087-0831 DAM 840

 
 
07h 08m 40.85s -08 31' 18.4" P.A. 51 sep 8.2 mag 11.70,12.40 Sp B
 
 
Coord 2000
07087-0831
Discov num
DAM 840
Comp
Coord arcsec 2000
07 08 40.85 -08 31 18.4
Date first
1893
Date last
2015
Obs
5
Pa first
55
Pa last
51
P.A. Now (θ)
51°
Sep first
9.4
Sep last
8.2
Sep. Now (ρ)
8.2"
Mag pri
11.70
Mag sec
12.40
delta mag (ΔM)
0.7
Spectral class
B (blue-white)
Pri motion ra
-001
Sec motion ra
-002
Pri motion dec
-007
Sec motion dec
-004
Notes
rPM=0.447
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
51.1
Precise sep
8.21
Cdsa2 id
DAM 840
Constellation
Monoceros
Ra deg
7.144680555555556
De deg
-8.521777777777778
last precise pa
51.1
last precise sep
8.21
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
07087-0831 DAM 840 2000 2 51 8.4 11.70 12.40 B 070840.85-083118.4
07087-0831 DAM 840 2015 5 51 8.2 11.70 12.40 B 070840.85-083118.4

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