Coord 2000 | 07230-2546 | Discov num | SEE 78 | Comp | AB,C | Coord arcsec 2000 | 07 22 58.33 -25 46 03.2 | ||||
Date first | 1897 | Date last | 1970 | Obs | 8 | ||||||
Pa first | 288 | Pa last | 290.1 | P.A. Now (θ) | 290.1° | ||||||
Sep first | 2.3 | Sep last | 2.59 | Sep. Now (ρ) | 2.59" | ||||||
Mag pri | 9.50 | Mag sec | 14.80 | delta mag (ΔM) | 5.3 | Spectral class | M3/4III (red) | ||||
Pri motion ra | +001 | Sec motion ra | |||||||||
Pri motion dec | -009 | Sec motion dec | |||||||||
Notes | N (See Notes) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 173591 | 07 22 58 -25 46 03 | B 719 AB | 2015 | 13 | 256 | 0.1 | 9.75 | 10.34 | 0.59 | |||
Show | VY CMa | 173591 | 07 22 58 -25 46 03 | SEE 78 AB,C | 1970 | 8 | 290 | 2.6 | 9.50 | 14.80 | 5.30 | <=== | |
Show | 173591 | 07 22 58 -25 46 03 | SEE 78 AB,D | 1936 | 5 | 349 | 3.5 | 9.50 | 15.70 | 6.20 | |||
Show | 173591 | 07 22 58 -25 46 03 | SEE 78 AB,E | 1900 | 2 | 31 | 6.9 | 9.50 | 15.00 | 5.50 | |||
Show | 173591 | 07 22 58 -25 46 03 | SEE 78 AB,F | 1970 | 3 | 103 | 1.0 | 9.50 | 12.70 | 3.20 | |||
Show | 173591 | 07 22 58 -25 46 03 | DAM 387 AG | 2015 | 2 | 9 | 41.7 | 9.75 | 12.84 | 3.09 | |||
Show | 07 22 59 -25 45 22 | DAM 387 GH | 2015 | 3 | 140 | 4.1 | 15.00 | 15.90 | 0.90 |
Var name | VY CMa | Constellation | Canis Major | SAO | 173591 | HIP | 35793 | ||||
Tycho2 | 6541-02525-1 | Gaia DR2 | 5616197646838713728 | HD | 58061 | CD | CD-25 4441 | ||||
CP | CP-25 2286 | Distance | 229.89 | Distance ly | 749.9 |
discov_num | notes | refcode |
B 719 | VY CMa. This multiple "star" is involved in nebulosity, shaped like | |
the tail of a comet. All companions may be knots in the nebulosity, | ||
and all may seem variable. | ||
Adaptive optics imaging by Shenoy et al. (2013) in Ks, L', and M bands | ||
suggest the brightness of the "Southwest Clump" (~1.5" from central | ||
star) is almost entirely due to scattering from silicate dust grains. | ||
Lower mass limit for this feature is 5 x 10^-3 to 2.5 x 10^-2 Msun, | ||
depending on assumed gas-to-dust ratio. Presence of clump with no | ||
apparent counterpart on other side of star suggests ejection event. | SDP2013 |
refcode | metd | author | reference |
SDP2013 | A - | Shenoy, D.P., Jones, T.J., Humphreys, R.M., Marengo, M., Leisenring, J.M., | 2013AJ....146...90S |
SDP2013 | Nelson, M.J., Wilson, J.C., Skrutskie, M.F., Hinz, P.M., Hoffmann, W.F., | ||
SDP2013 | Bailey, V., Skemer, A., et al. | ||
SDP2013 | AJ 146, 90, 2013 |
idgroup | discov | author |
1 | B | van den Bos, W.H. |
212 | DAM | Damm, F. |
614 | SEE | See, T.J.J. |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
07230-2546 | SEE 78 | AB,C | 1970 | 8 | 290 | 2.6 | 9.50 | M3/4III | N | 072258.33-254603.2 |
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 | F | G | |
B | pa=254.0° sep=0.12" | ||||||
C | pa=292.1° sep=2.36" | pa=293.9° sep=2.27" | |||||
D | pa=349.8° sep=3.48" | pa=351.7° sep=3.49" | pa=31.9° sep=2.98" | ||||
E | pa=27.9° sep=6.77" | pa=28.6° sep=6.85" | pa=46.5° sep=7.39" | pa=56.0° sep=4.57" | |||
F | pa=103.8° sep=0.93" | pa=100.6° sep=1.03" | pa=109.8° sep=3.29" | pa=157.3° sep=3.95" | pa=200.1° sep=6.60" | ||
G | pa=8.0° sep=41.51" | pa=8.2° sep=41.56" | pa=11.3° sep=41.00" | pa=9.7° sep=38.22" | pa=4.3° sep=35.22" | pa=6.8° sep=41.61" | |
H | pa=12.2° sep=38.82" | pa=12.3° sep=38.87" | pa=15.6° sep=38.48" | pa=14.3° sep=35.62" | pa=8.9° sep=32.35" | pa=10.8° sep=38.85" | pa=143.1° sep=3.94" |
Coord arcsec 2000 | 072258.33-254603.2 | Mag | 9.75 | Spectral class | M3/4III; (red) | PmRA | 1.00 | ||||
PmDE | -9.0 | SAO | 173591 | HIP | 35793 | Tycho2 | 6541-02525-1 | ||||
HD | 58061 | ADS | 6033 | CD | CD-25 4441 | CP | CP-25 2286 |
Tycho2 | 6541-02525-1 | Pflag | P | RAmdeg | 110.74289030 | DEmdeg | -25.76762640 | ||||
PmRA | 0.9 | PmDE | -9.2 | E RAmdeg | 21 | E DEmdeg | 15 | ||||
E pmRA | 2.6 | E pmDE | 2.4 | EpRAm | 1990.39 | EpDEm | 1991.18 | ||||
Num | 4 | Q RAmdeg | 1.4 | Q DEmdeg | 1.9 | Q pmRA | 1.4 | ||||
Q pmDE | 1.9 | BTmag | 12.229 | E BTmag | 0.121 | VTmag | 9.751 | ||||
E VTmag | 0.021 | Prox | 10 | TYC | T | HIP | 35793 | ||||
CCDM | RAdeg | 110.74300083 | DEdeg | -25.76758944 | EpRA 1990 | 1.26 | |||||
EpDE 1990 | 1.72 | E RAdeg | 20.8 | E DEdeg | 15.1 | Posflg | D | ||||
Corr | -0.2 |
SAO | 173591 | DelFlag | RA1950 | PmRA1950 | -0.0026 | ||||||
DE1950 | PmDE1950 | 0.022 | Vmag | 7.5 | SpType | M0 | |||||
Double code | Source | 25 | CatNum | 4839 | DM | CD-25 4441 | |||||
DMcomp | BDsup | HD | 58061 | M HD | 0 | ||||||
GC | RA1950rad | 1.92383304 | DE1950rad | -0.4480256 | PmRA2000 | -0.0023 | |||||
PmDE2000 | 0.025 |
Catalog | H | HIP | 35793 | Proxy | RAhms | 07 22 58.33 | |||||
DEdms | -25 46 03.2 | Vmag | 8.08 | VarFlag | 3 | R Vmag | H | ||||
RAdeg | 110.743 | DEdeg | -25.7675 | AstroRef | Plx | 1.78 | |||||
CCDM | 07230-2546 | N CCDM | I | Nsys | 1 | Ncomp | 1 | ||||
MultFlag | G | Source | Qual | M HIP | |||||||
Theta | Rho | HD | 58061 | BD | |||||||
CD | CD-25 4441 | CP | CP-25 2286 | Dm number | -25 4441 | VIred | 3.08 | ||||
SpType | M3/M4II: | R SpType | Coord arcsec 2000 | 072258.33-254603.2 |
HIP | 35793 | Sn | 5 | So | 1 | Nc | 1 | ||||
RArad | 1.9328303421 | DErad | -0.4497285705 | Plx | -4.35 | PmRA | 5.72 | ||||
PmDE | -6.75 | E RArad | 1.99 | E DErad | 3.47 | E Plx | 4.99 | ||||
E pmRA | 2.01 | E pmDE | 4.47 | Hpmag | 7.9607 | E Hpmag | 0.0311 | ||||
SHp | 0.396 | VA | 2 | BV | 2.057 | E BV | 0.067 | ||||
VI | 3.08 |
Ccdm | 07230-2546 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | -1.93 | DDEs | -1.4 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 6 | Vmag | 7.8 | Sp | M0 | PmNote | * | ||||
PmRA | -35 | PmDE | 22 | Dm number | -25 4441 | Cat1 | CD | ||||
Name2 | 173591 | Cat2 | SAO | HD | 58061 | M HD | |||||
ADS BDS | A 6033 | M ADS BDS | N IDS | IDS | 07189S2535A | ||||||
HIC | 35793 |
Coord arcsec 2000 | 072258.32-254603.2 | Mag | 10.34 | PmRA | 1.00 | PmDE | -9.0 | ||||
Tycho2 | 6541-02525-2 | Calc delta mag | 0.59 | Calc coord | yes |
Tycho2 | 6541-02525-2 | Pflag | P | RAmdeg | 110.74289030 | DEmdeg | -25.76762640 | ||||
PmRA | 0.9 | PmDE | -9.2 | E RAmdeg | 21 | E DEmdeg | 15 | ||||
E pmRA | 2.6 | E pmDE | 2.4 | EpRAm | 1990.39 | EpDEm | 1991.18 | ||||
Num | 4 | Q RAmdeg | 1.4 | Q DEmdeg | 1.9 | Q pmRA | 1.4 | ||||
Q pmDE | 1.9 | BTmag | 12.586 | E BTmag | 0.178 | VTmag | 10.335 | ||||
E VTmag | 0.033 | Prox | 10 | TYC | HIP | ||||||
CCDM | RAdeg | 110.74268667 | DEdeg | -25.76763361 | EpRA 1990 | 1.25 | |||||
EpDE 1990 | 1.72 | E RAdeg | 34.8 | E DEdeg | 25.0 | Posflg | D | ||||
Corr | -0.2 |
Ccdm | 07230-2546 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | B 719 | DRAs | DDEs | |||||||
R dRAs | Year | 1959 | Theta | 200 | Rho | 0.6 | |||||
Obs | 10 | Vmag | 9.1 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A 6033 | M ADS BDS | N IDS | IDS | 07189S2535B | ||||||
HIC | 35793 |
Coord arcsec 2000 | 072258.17-254602.3 | Mag | 14.8 | Calc delta mag | 5.05 | Calc coord | yes |
Ccdm | 07230-2546 | RComp | Comp | C | Note1 | ||||||
Note2 | Discov num | SEE 78 | DRAs | DDEs | |||||||
R dRAs | Year | 1936 | Theta | 291 | Rho | 2.8 | |||||
Obs | 7 | Vmag | Sp | PmNote | |||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A 6033 | M ADS BDS | N IDS | IDS | 07189S2535C | ||||||
HIC | 35793 |
Coord arcsec 2000 | 072258.28-254559.8 | Mag | 15.7 | Calc delta mag | 5.95 | Calc coord | yes |
Ccdm | 07230-2546 | RComp | Comp | D | Note1 | ||||||
Note2 | Discov num | SEE 78 | DRAs | DDEs | |||||||
R dRAs | Year | 1936 | Theta | 348 | Rho | 3.5 | |||||
Obs | 5 | Vmag | Sp | PmNote | |||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A 6033 | M ADS BDS | N IDS | IDS | 07189S2535D | ||||||
HIC | 35793 |
Coord arcsec 2000 | 072258.56-254557.2 | Mag | 15 | Calc delta mag | 5.25 | Calc coord | yes |
Ccdm | 07230-2546 | RComp | Comp | E | Note1 | ||||||
Note2 | Discov num | SEE 78 | DRAs | DDEs | |||||||
R dRAs | Year | 1897 | Theta | 030 | Rho | 6.9 | |||||
Obs | 2 | Vmag | Sp | PmNote | |||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A 6033 | M ADS BDS | N IDS | IDS | 07189S2535E | ||||||
HIC | 35793 |
Coord arcsec 2000 | 072258.40-254603.4 | Mag | 12.7 | Calc delta mag | 2.95 | Calc coord | yes |
Ccdm | 07230-2546 | RComp | Comp | F | Note1 | ||||||
Note2 | Discov num | SEE 78 | DRAs | DDEs | |||||||
R dRAs | Year | 1947 | Theta | 103 | Rho | 1.1 | |||||
Obs | 2 | Vmag | Sp | PmNote | |||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A 6033 | M ADS BDS | N IDS | IDS | 07189S2535F | ||||||
HIC | 35793 |
Coord arcsec 2000 | 072258.76-254522.1 | Coord calc | 072258.76-254522.1 | Mag | 15 | PmRA | 62.00 | ||||
PmDE | 9.0 | Calc delta mag | 5.25 |
Coord arcsec 2000 | 072258.94-254525.3 | Mag | 15.9 | PmRA | -324.00 | PmDE | 0.0 | ||||
Calc delta mag | 6.15 | Calc coord | yes |