Coord 2000 | 08313-0601 | Discov num | BAG 49 | Comp | Aa,Ab | Coord arcsec 2000 | 08 31 21.59 -06 02 01.7 | ||||
Date first | 2003 | Date last | 2021 | Obs | 6 | ||||||
Pa first | 66 | Pa last | 272.6 | P.A. Now (θ) | 272.6° | ||||||
Sep first | 0.1 | Sep last | 0.136 | Sep. Now (ρ) | 0.136" | ||||||
Mag pri | 11.20 | Mag sec | 14.20 | delta mag (ΔM) | 3 | Spectral class | M1.5V (red) | ||||
Pri motion ra | -438 | Sec motion ra | |||||||||
Pri motion dec | -056 | Sec motion dec | |||||||||
Notes | N (See Notes) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 08 31 22 -06 02 02 | BAG 49 Aa,Ab | 2021 | 6 | 273 | 0.1 | 11.20 | 14.20 | 3.00 | <=== | |||
Show | 08 31 22 -06 02 02 | LDS 221 AB | 2016 | 11 | 97 | 84.4 | 11.19 | 12.34 | 1.15 |
Constellation | Hydra |
discov_num | notes | refcode |
LDS 221 | NLTT 19692/19697 | Chm2004 |
refcode | metd | author | reference |
Chm2004 | E - | Chaname, J. & Gould, A. | 2004ApJ...601..289C |
Chm2004 | ApJ 601, 289, 2004 | ||
Chm2004 | (Photometry, coordinates, and astrometry from rNLTT. Astrometry from early | ||
Chm2004 | versions of 2MASS and UCAC, with date given only as "circa 2000". Measures | ||
Chm2004 | identical to discovery observations - predominantly close pairs - were assumed | ||
Chm2004 | not new observations, so not included in WDS. Similar concerns when primary and | ||
Chm2004 | secondary magnitudes or proper motions were the same.) |
idgroup | discov | author |
1 | BAG | Balega, Y.Y. & Tikhonov, N.A. |
24 | BAG | Balega, I.I., Balega, Y.Y., Belkin, I.N., Maximov, A.F., Orlov, V.G., Pluzhnik, |
24 | BAG | E.A., Shkhagosheva, Z.U., & Vasyuk, V.A. |
25 | BAG | Balega, I.I., Balega, Yu.Yu., Falcke, H., Osterbart, R., Reinheimer, T., Scholler, |
25 | BAG | M., & Weigelt, G. |
30 | BAG | Balega, I.I., Balega, Y.Y., Maksimov, A.F., Pluzhnik, E.A., Shkhagosheva, Z.U., & |
30 | BAG | Vasyuk, V.A. |
35 | BAG | Balega, I.I., Balega, Yu.Yu., Hofmann, K.-H., Maksimov, A.F., Pluzhnik, E.A., |
35 | BAG | Schertl, D., Shkhagosheva, Z.U., & Weigelt, G. |
38 | BAG | Balega, I.I., Balega, Y.Y., Maksimov, A.F., Pluzhnik, E.A., Schertl, D., |
38 | BAG | Shkhagosheva, Z.U., & Weigelt, G. |
41 | BAG | Balega, I.I., Balega, Y.Y., Hofmann, K.-H., Pluzhnik, E.A., Schertl, D., |
41 | BAG | Shkhagosheva, Z.U., & Weigelt, G. |
44 | BAG | Balega, I.I., Balega, Y.Y., Hoffmann, K.-H., Malogolovets, E., Schertl, D., |
44 | BAG | Shkhagosheva, Z.U., & Weigelt, G. |
46 | BAG | Balega, I.I., Balega, Yu.Yu., Maksimov, A.F., Malogolovets, E.V., Pluzhnik, E.A., |
46 | BAG | & Shkhagosheva, Z. |
47 | BAG | Balega, Y.Y., Beuzit, J.-L., Delfosse, X., Forveille, T., Perrier, C., Mayor, M., |
47 | BAG | Segransan, D., Udry, S., et al. |
48 | BAG | Balega, I.I., Balega, Yu.Yu., Maksimov, A.F., Malogolovets, E.V., Rastegaev, D.A., |
48 | BAG | Shkhagosheva, Z.U., & Weigelt, G. |
55 | BAG | Balega, Yu.Yu., Dyachenko, V.V., Maksimov, A.F., & Malogolovets, E.V., |
55 | BAG | Rastegaev, D.A., & Romanyuk, I.I. |
56 | BAG | Balega, Yu.Yu., Dyachenko, V.V., Maksimov, A.F., & Malogolovets, E.V., |
56 | BAG | Rastegaev, D.A., & Romanyuk, I.I. |
57 | BAG | Balega, I.I., Balega, Yu.Yu., Gasanova, L.T., Dyachenko, V.V., Maksimov, A.F., |
57 | BAG | Malogolovets, E.V., Rastegaev, D.A., & Shkhagosheva, Z.U. |
60 | LDS | Luyten p.m. catalog (from additional DD list) |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
08313-0601 | BAG 49 | Aa,Ab | 2003 | 1 | 66 | 0.1 | 11.18 | M2V | N | 083121.59-060201.7 | |
08313-0601 | BAG 49 | Aa,Ab | 2018 | 2 | 22 | 0.1 | 11.20 | 14.20 | M1.5V | N | 083121.59-060201.7 |
08313-0601 | BAG 49 | Aa,Ab | 2020 | 4 | 77 | 0.1 | 11.20 | 14.20 | M1.5V | N | 083121.59-060201.7 |
08313-0601 | BAG 49 | Aa,Ab | 2021 | 6 | 273 | 0.1 | 11.20 | 14.20 | M1.5V | N | 083121.59-060201.7 |
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 | Ab | |
Ab | pa=272.6° sep=0.14" | |
B | pa=97.3° sep=83.94" | pa=97.3° sep=84.08" |
Coord arcsec 2000 | 083121.59-060201.7 | Mag | 11.19 | Spectral class | M1.5V (red) | PmRA | -438.00 | ||||
PmDE | -56.0 | HIP | 41802 |
Catalog | H | HIP | 41802 | Proxy | RAhms | 08 31 21.87 | |||||
DEdms | -06 02 01.3 | Vmag | 11.19 | VarFlag | R Vmag | G | |||||
RAdeg | 127.841 | DEdeg | -6.0337 | AstroRef | Plx | 46.02 | |||||
CCDM | N CCDM | Nsys | Ncomp | 1 | |||||||
MultFlag | X | Source | Qual | M HIP | |||||||
Theta | Rho | HD | BD | ||||||||
CD | CP | Dm number | VIred | 1.64 | |||||||
SpType | R SpType | Coord arcsec 2000 | 083121.87-060201.3 |
HIP | 41802 | Sn | 5 | So | 2 | Nc | 1 | ||||
RArad | 2.2312483265 | DErad | -0.1053078865 | Plx | 37.95 | PmRA | -462.84 | ||||
PmDE | -56.13 | E RArad | 2.09 | E DErad | 2.06 | E Plx | 2.7 | ||||
E pmRA | 2.63 | E pmDE | 2.58 | Hpmag | 11.2451 | E Hpmag | 0.0037 | ||||
SHp | 0.045 | VA | 0 | BV | 1.387 | E BV | 0.016 | ||||
VI | 1.64 |
Coord arcsec 2000 | 083121.58-060201.7 | Mag | 14.2 | Calc delta mag | 3 | Calc coord | yes |
Coord arcsec 2000 | 083127.17-060212.4 | Mag | 12.34 | Spectral class | M3V (red) | PmRA | -443.00 | ||||
PmDE | -64.0 | Calc delta mag | 1.14 | Calc coord | yes |