Coord 2000 | 12290+4144 | Discov num | BWL 31 | Comp | AD | Coord arcsec 2000 | 12 29 02.90 +41 43 49.7 | ||||
Date first | 2011 | Date last | 2012 | Obs | 2 | ||||||
Pa first | 48 | Pa last | 45.6 | P.A. Now (θ) | 45.6° | ||||||
Sep first | 1.6 | Sep last | 1.765 | Sep. Now (ρ) | 1.765" | ||||||
Mag pri | 8.70 | Mag sec | 21.50 | delta mag (ΔM) | 12.8 | Spectral class | M4.0 (red) | ||||
Pri motion ra | -196 | Sec motion ra | |||||||||
Pri motion dec | -222 | Sec motion dec | |||||||||
Notes | N U K (See Notes, Proper motion indicates non-physical, K-band or other infrared magnitudes) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 12 29 03 +41 43 50 | BWL 31 AB | 2011 | 1 | 256 | 0.1 | 8.70 | 9.30 | 0.60 | ||||
Show | 12 29 03 +41 43 50 | BWL 31 AC | 2015 | 3 | 105 | 9.8 | 8.70 | 19.70 | 11.00 | ||||
Show | 12 29 03 +41 43 50 | BWL 31 AD | 2012 | 2 | 46 | 1.8 | 8.70 | 21.50 | 12.80 | <=== | |||
Show | 12 29 03 +41 43 50 | BWL 31 AE | 2012 | 1 | 8 | 9.5 | 8.70 | 21.30 | 12.60 | ||||
Show | 12 29 03 +41 43 50 | BWL 31 AF | 2012 | 1 | 253 | 11.2 | 8.70 | 20.50 | 11.80 |
Constellation | Canes Venatici | Gaia DR2 | 1534831272173203072 |
discov_num | notes | refcode |
BWL 31 | AC: Colors and/or astrometry are inconsistent with a late-type common | |
proper motion companion based on visual inspection of the field from | ||
2MASS, SDSS, DSS1, and/or DSS2. Primary is GJ 3729. | Bwl2015 |
refcode | metd | author | reference |
Bwl2015 | Ac j | Bowler, B.P., Liu, M.C., Shkolnik, E.L., & Tamura, M. | 2015ApJS..216....7B |
Bwl2015 | ApJS 216, 7, 2015 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
12290+4144 | BWL 31 | AD | 2012 | 2 | 46 | 1.8 | 8.70 | 21.50 | M4.0 | NU K | 122902.90+414349.7 |
Click on the map to see the double of your interest. Pass over with the mouse cursor to display the catalog designation. |
Click on the map to see the double of your interest. Pass over with the mouse cursor to display the catalog designation. |
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A | B | C | D | E | |
B | pa=250.9° sep=0.04" | ||||
C | pa=109.5° sep=7.51" | pa=109.3° sep=7.54" | |||
D | pa=37.3° sep=1.55" | pa=38.1° sep=1.58" | pa=301.4° sep=7.19" | ||
E | pa=5.8° sep=9.45" | pa=6.0° sep=9.47" | pa=332.8° sep=13.40" | pa=0.1° sep=8.17" | |
F | pa=247.5° sep=8.64" | pa=247.5° sep=8.60" | pa=266.9° sep=15.08" | pa=243.0° sep=10.01" | pa=215.1° sep=15.54" |
Coord arcsec 2000 | 122902.90+414349.7 | Mag | 8.7 | Spectral class | M4.0 (red) | PmRA | -196.00 | ||||
PmDE | -222.0 |
Coord arcsec 2000 | 122902.90+414349.7 | Mag | 9.3 | Calc delta mag | 0.6 | Calc coord | yes |
Coord arcsec 2000 | 122903.53+414347.2 | Mag | 19.7 | Calc delta mag | 11 | Calc coord | yes |
Coord arcsec 2000 | 122902.98+414350.9 | Mag | 21.5 | Calc delta mag | 12.8 | Calc coord | yes |
Coord arcsec 2000 | 122902.98+414359.1 | Mag | 21.3 | Calc delta mag | 12.6 | Calc coord | yes |
Coord arcsec 2000 | 122902.19+414346.4 | Mag | 20.5 | Calc delta mag | 11.8 | Calc coord | yes |