| Coord 2000 | 14459+2344 | Discov num | COU 100 | Comp | Coord arcsec 2000 | 14 45 53.04 +23 43 38.2 | |||||
| Date first | 1966 | Date last | 2008 | Obs | 34 | ||||||
| Pa first | 355 | Pa last | 182.8 | P.A. Now (θ) | 182.8° | ||||||
| Sep first | 0.3 | Sep last | 0.12 | Sep. Now (ρ) | 0.12" | ||||||
| Mag pri | 9.20 | Mag sec | 9.90 | delta mag (ΔM) | 0.7 | Spectral class | G0+G5 (yellow/yellow) | ||||
| Pri motion ra | -082 | Sec motion ra | |||||||||
| Pri motion dec | +057 | Sec motion dec | |||||||||
| Notes | N O (See Notes, Orbital solution) | ||||||||||
| Constellation | Bootes | SAO | 83507 | Gaia DR2 | 1265926187269330816 |
| Period (P) | 78.21y | ± 0.11 | Periastron (T) | 2009.42y | ± 0.05 | Semi-major axis (a) | 0.42a | ± 0.003 |
| Eccentricity (e) | 0.815 | ± 0.005 | Inclination (i) | 102.7° | ± 2.5 | Longitude of periastron (ω) | 255° | ± 8 |
| Node (Ω) | 25.5° | ± 5 | Notes | n | Reference | Doc2010h | ||
| Equinox | 2000 | Last observation | 2007 | Grade | 4 | (1=Definitive, 9=Indet.) |
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Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st. ![]() Measures: green=micrometric, blue=interferometric, purple=photographic |
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| discov_num | notes | refcode |
| COU 100 | Docobo et al. (2010) derive a dynamic parallax of 19.95 +/- 0.30 mas | Doc2010h |
| and a total mass of 1.52 +/- 0.09 Msun. |
| refcode | metd | author | reference |
| Doc2010h | S j | Docobo, J.A., Tamazian, V.S., Balega, Y.Y., & Melikian, N.D. | 2010AJ....140.1078D |
| Doc2010h | +orb | AJ 140, 1078, 2010 |
| discov | author |
| COU | Couteau, P. |
| DOC | Docobo, J.A., Andrade, M., Ling, J.F., Prieto, C., Tamazian, V.S., Balega, Yu.Yu., |
| DOC | Blanco, J., Maximov, A.F., et al. |
| DOC | Docobo, J.A., Tamazian, V.S., Andrade, M., Ling, J.F., Balega, Y.Y., |
| DOC | Lahulla, J.F., & Maximov, A. |
| DOC | Docobo, J.A., Tamazian, V.S., Balega, Y.Y., Andrade, M., Schertl, D., Weigelt, G., |
| DOC | Campo, P., & Palacios, M. |
| DOC | Docobo, J.A., Tamazian, V.S., Andrade, M., Ling, J.F., Balega, Y.Y., |
| DOC | Lahulla, J.F., & Maximov, A. |
| DOC | Highlights of Spanish Astrophysics V, Ap&SS Proc. (Springer-Verlag, Berlin), |
| DOC | p 491, 2010 (no data) |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | dm_number | notes | coord_arcsec_2000 |
| 14459+2344 | COU 100 | 2000 | 31 | 237 | 0.1 | 8.80 | 9.20 | G0 | +24 2770 | O | 144553.04+234338.2 | |
| 14459+2344 | COU 100 | 2007 | 32 | 211 | 0.2 | 8.80 | 9.20 | G0 | +24 2770 | O | 144553.04+234338.2 | |
| 14459+2344 | COU 100 | 2008 | 34 | 183 | 0.1 | 9.20 | 9.90 | G0 G5 | +24 2770 | NOD | 144553.04+234338.2 |
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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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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 | pa=182.8° sep=0.12" |
| Coord arcsec 2000 | 144553.04+234338.2 | Mag | 9.2 | Spectral class | G0 (yellow) | PmRA | -82.00 | ||||
| PmDE | 57.0 | SAO | 83507 | DM | BD+24 2770 |
| SAO | 83507 | DelFlag | RA1950 | PmRA1950 | -0.005 | ||||||
| DE1950 | PmDE1950 | 0.051 | Vmag | 8.7 | SpType | G0 | |||||
| Double code | Source | 35 | CatNum | 5151 | DM | BD+24 2770 | |||||
| DMcomp | BDsup | HD | M HD | ||||||||
| GC | RA1950rad | 3.85565157 | DE1950rad | 0.41776179 | PmRA2000 | -0.005 | |||||
| PmDE2000 | 0.054 |
| Ccdm | 14459+2344 | RComp | Comp | A | Note1 | ||||||
| Note2 | Discov num | DRAs | -1.01 | DDEs | -21.9 | ||||||
| R dRAs | 10 | Year | Theta | Rho | |||||||
| Obs | 2 | Vmag | 8.8 | Sp | G0 | PmNote | * | ||||
| PmRA | -78 | PmDE | 55 | Dm number | +24 2770 | Cat1 | BD | ||||
| Name2 | +23 1411 | Cat2 | AGK2/3 | HD | M HD | ||||||
| ADS BDS | M ADS BDS | N IDS | IDS | 14414N2409A | |||||||
| HIC |
| Coord arcsec 2000 | 144553.04+234338.1 | Mag | 9.9 | Spectral class | G5 (yellow) | Delta magnitude | 0.7 | ||||
| Coordinate calculated | yes |
| Ccdm | 14459+2344 | RComp | Comp | B | Note1 | ||||||
| Note2 | Discov num | COU 100 | DRAs | DDEs | |||||||
| R dRAs | Year | 1966 | Theta | 355 | Rho | 0.3 | |||||
| Obs | 1 | Vmag | 9.2 | Sp | PmNote | ||||||
| PmRA | PmDE | Dm number | Cat1 | ||||||||
| Name2 | Cat2 | HD | M HD | ||||||||
| ADS BDS | M ADS BDS | N IDS | IDS | 14414N2409B | |||||||
| HIC |