07018-1118 SAO 3 AC
07h 01m 49.51s -11° 18' 03.3" P.A. 198.00 sep 0.7 mag 7.03,7.80 Sp B2V+B9V dist. 444.44 pc (1449.76 l.y.)
| Coord 2000 | 07018-1118 | Discov num | SAO 3 | Comp | AC | Coord arcsec 2000 | 07 01 49.51 -11 18 03.3 | ||||
| Date first | 2019 | Date last | 2020 | Obs | 8 | ||||||
| Pa first | 198 | Pa last | 198 | P.A. Now (θ) | 198° | ||||||
| Sep first | 0.7 | Sep last | 0.656 | Sep. Now (ρ) | 0.656" | ||||||
| Mag pri | 7.03 | Mag sec | 7.80 | delta mag (ΔM) | 0.77 | Spectral class | B2V+B9V (blue-white/blue-white) | ||||
| Pri motion ra | -003 | Sec motion ra | |||||||||
| Pri motion dec | +003 | Sec motion dec | |||||||||
| Notes | |||||||||||
07018-1118 SYSTEM COMPONENTS
| Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
| Show | GU CMa | 152255 | 07 01 50 -11 18 03 | HU 112 AB | 2021 | 28 | 196 | 0.6 | 7.03 | 7.70 | 0.67 | ||
| Show | 152255 | 07 01 50 -11 18 03 | SAO 3 AC | 2020 | 8 | 198 | 0.7 | 7.03 | 7.80 | 0.77 | <=== | ||
| Show | 07 01 50 -11 18 04 | HU 112 Ba,Bb | 2021 | 1 | 232 | 0.0 | 8.40 | 8.50 | 0.10 |
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Var name | GU CMa | Constellation | Canis Major | SAO | 152255 | HIP | 33868 | ||||
| Tycho2 | 5389-03065-1 | HD | 52721 | BD | BD-11 1747 | Distance | 444.44 | ||||
| Distance ly | 1449.76 |
WDS 07018-1118 SAO 3 AC : NOTES
| discov_num | notes | refcode |
| HU 112 | Includes GU CMa, a Beta Lyr type eclipsing binary, P = 1.61014d. | Zas2012 |
REFERENCES
| refcode | metd | author | reference |
| Zas2012 | - | Zasche, P. | ................... |
| Zas2012 | private communication, 2012 |
DISCOVERER
| idgroup | discov | author |
| 1 | HU | Hussey, W.F. |
| 58 | SAO | Dyachenko, V., Richichi, A., Balega, Yu., Beskakotov, A., Maksimov, A. & Rastegaev, |
| 58 | SAO | D. |
| 59 | SAO | Dyachenko, V., Richichi, A., Obolentseva, M., Beskakotov, A., Maksimov, A., |
| 59 | SAO | Mitrofanova, A. & Balega, Yu. |
| 60 | SAO | Obolentseva, M.A., Dyachenko, V.V., Pogodin, M.A., Khovritchev, M.Yu., Pavlovskiy, |
| 60 | SAO | S.E., Balega, Yu.Yu., Beskakotov, A.S., Mitrofanova, A.A. & Maksimov, A.F. |
WDS HISTORIC DATA
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 07018-1118 | SAO 3 | AC | 2020 | 8 | 198 | 0.7 | 7.03 | 7.80 | B2V+B9V | 070149.51-111803.3 |
If you need more information about this double, apply for a data request form to the WDS.
WDS 07018-1118 SAO 3 AC : VISUAL OBSERVATIONS REPORTS
WDS 07018-1118 SAO 3 AC : MEASURES
WDS 07018-1118 : VIRTUAL EYEPIECE
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WDS 07018-1118 : ALADIN DSS IMAGE @
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