18040+6516 SLW1217

 
 
18h 04m 01.25s +65 15' 30.2" P.A. 181 sep 66.3 mag 16.30,18.33 Sp K7.8+M2.2
 
 
Coord 2000
18040+6516
Discov num
SLW1217
Comp
Coord arcsec 2000
18 04 01.25 +65 15 30.2
Date first
1994
Date last
2010
Obs
3
Pa first
182
Pa last
181
P.A. Now (θ)
181°
Sep first
66.3
Sep last
66.3
Sep. Now (ρ)
66.3"
Mag pri
16.30
Mag sec
18.33
delta mag (ΔM)
2.03
Spectral class
K7.8+M2.2 (yellow-orange/red)
Pri motion ra
+042
Sec motion ra
+043
Pri motion dec
-043
Sec motion dec
-040
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.053 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
181.4
Precise sep
66.3
Constellation
Draco
last precise pa
181.4
last precise sep
66.3
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18040+6516 SLW1217 1994 1 182 66.3 16.30 18.33 K7.8 M2.2 V R 180401.25+651530.2
18040+6516 SLW1217 1999 2 182 66.3 16.30 18.33 K7.8 M2.2 VDR 180401.25+651530.2
18040+6516 SLW1217 2010 3 182 66.3 16.30 18.33 K7.8+M2.2 V R 180401.25+651530.2

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