15433+4024 BVD 244

 
 
15h 43m 19.31s +40 24' 10.0" P.A. 316.00 sep 36.8 mag 14.50,17.20 Sp M3+M4
 
 
Coord 2000
15433+4024
Discov num
BVD 244
Comp
Coord arcsec 2000
15 43 19.31 +40 24 10.0
Date first
2000
Date last
2015
Obs
10
Pa first
316
Pa last
316
P.A. Now (θ)
316°
Sep first
36.8
Sep last
36.8
Sep. Now (ρ)
36.8"
Mag pri
14.50
Mag sec
17.20
delta mag (ΔM)
2.7
Spectral class
M3+M4 (red/red)
Pri motion ra
+014
Sec motion ra
+014
Pri motion dec
-137
Sec motion dec
-139
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.014 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
315.7
Precise sep
36.821
Constellation
Bootes
Gaia DR2
1377886810626062464
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15433+4024 BVD 244 2000 1 316 36.8 14.50 17.20 V 154319.31+402410.0
15433+4024 BVD 244 2005 3 316 36.8 14.50 17.20 M3+M4 NV 154319.31+402410.0
15433+4024 BVD 244 2010 4 316 36.8 14.50 17.20 M3+M4 NV 154319.31+402410.0
15433+4024 BVD 244 2015 5 316 36.8 14.50 17.20 M3+M4 NV 154319.31+402410.0

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