21255-8138 DEA 494
21h 25m 27.49s -81° 38' 27.7" P.A. 124.00 sep 217.5 mag 7.30,13.60 Sp M2Ve+L3
Coord 2000 |
21255-8138 |
|
Discov num |
DEA 494 |
|
Comp |
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|
Coord arcsec 2000 |
21 25 27.49 -81 38 27.7 |
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Date first |
1995 |
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Date last |
2010 |
|
Obs |
7 |
|
Pa first |
124 |
|
Pa last |
124.2 |
|
P.A. Now (θ) |
124.2° |
|
Sep first |
217.2 |
|
Sep last |
217.47 |
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Sep. Now (ρ) |
217.47" |
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Mag pri |
7.30 |
|
Mag sec |
13.60 |
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delta mag (ΔM) |
6.3 |
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Spectral class |
M2Ve+L3 (red/very deep red) |
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Pri motion ra |
+063 |
|
Sec motion ra |
+049 |
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Pri motion dec |
-110 |
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Sec motion dec |
-106 |
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Notes |
K
(K-band or other infrared magnitudes) |
|
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
rPM=0.115 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Octans |
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Gaia DR2 |
6348514275456913792 |
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