Coord 2000 | 16040-1946 | Discov num | LAF 101 | Comp | AB | Coord arcsec 2000 | 16 04 00.23 -19 46 02.9 | ||||
Date first | 2008 | Date last | 2008 | Obs | 1 | ||||||
Pa first | 242 | Pa last | 241.6 | P.A. Now (θ) | 241.6° | ||||||
Sep first | 9.5 | Sep last | 9.496 | Sep. Now (ρ) | 9.496" | ||||||
Mag pri | 7.24 | Mag sec | 16.48 | delta mag (ΔM) | 9.24 | Spectral class | B9V (blue-white) | ||||
Pri motion ra | -011 | Sec motion ra | |||||||||
Pri motion dec | -020 | Sec motion dec | |||||||||
Notes | U W K (Proper motion indicates non-physical, , K-band or other infrared magnitudes) |
Constellation | Scorpius | SAO | 159662 | HIP | 78702 | Tycho2 | 6208-01489-1 | ||||
HD | 143956 | BD | BD-19 4298 | Distance | 137.74 | Distance ly | 449.31 |
refcode | metd | author | reference |
Laf2007 | A j | Lafreniere, D., Doyon, R., Marois, C., Nadeau, D., Oppenheimer, B.R., Roche, P.F., | 2007ApJ...670.1367L |
Laf2007 | +C | Rigaut, F., Graham, J.R., et al. | |
Laf2007 | ApJ 670, 1367, 2007 | ||
Laf2008 | A j | Lafreniere, D., Jayawardhana, R., Brandeker, A., Ahmic, M., & van Kerkwijk, M.H. | 2008ApJ...683..844L |
Laf2008 | +Hp | ApJ 683, 844, 2008 | |
Laf2008b | A j | Lafreniere, D., Jayawardhana, R., & van Kerkwijk, M.H. | 2008ApJ...689L.153L |
Laf2008b | ApJ 689, L153, 2008 | ||
Laf2009 | Hn u | Lafreniere, D., Marois, C., Doyon, R., & Barman, T. | 2009ApJ...694L.148L |
Laf2009 | ApJ 694, L148, 2009 | ||
Laf2010 | A u | Lafreniere, D., Jayawardhana, R., & van Kerkwijk, M.H. | 2010ApJ...719..497L |
Laf2010 | ApJ 719, 497, 2010 | ||
Laf2011 | A u | Lafreniere, D., Jayawardhana, R., Janson, M., Helling, C., Witte, S., & | 2011ApJ...730...42L |
Laf2011 | Hauschildt, P. | ||
Laf2011 | ApJ 730, 42, 2011 | ||
Laf2011 | (photometry of both components based on 2MASS PSC plus their contrast measures) | ||
Laf2014 | A j | Lafreniere, D., Jayawardhana, R., van Kerkwijk, M.H., Brandeker, A., & Janson, M. | 2014ApJ...785...47L |
Laf2014 | +Al | ApJ 785, 47, 2014 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
16040-1946 | LAF 101 | AB | 2008 | 1 | 242 | 9.5 | 7.24 | 16.48 | B9V | UWK | 160400.23-194602.9 |
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 | pa=240.1° sep=9.07" |
Coord arcsec 2000 | 160400.23-194602.9 | Mag | 7.24 | Spectral class | B9V (blue-white) | PmRA | -11.00 | ||||
PmDE | -20.0 | SAO | 159662 | HIP | 78702 | Tycho2 | 6208-01489-1 | ||||
HD | 143956 | BD | BD-19 4298 |
Tycho2 | 6208-01489-1 | Pflag | RAmdeg | 241.00099230 | DEmdeg | -19.76747798 | |||||
PmRA | -10.4 | PmDE | -20.0 | E RAmdeg | 5 | E DEmdeg | 6 | ||||
E pmRA | 1.4 | E pmDE | 1.4 | EpRAm | 1991.29 | EpDEm | 1990.90 | ||||
Num | 9 | Q RAmdeg | 0.6 | Q DEmdeg | 0.5 | Q pmRA | 0.7 | ||||
Q pmDE | 0.4 | BTmag | 7.948 | E BTmag | 0.017 | VTmag | 7.789 | ||||
E VTmag | 0.013 | Prox | 999 | TYC | T | HIP | 78702 | ||||
CCDM | RAdeg | 241.00101806 | DEdeg | -19.76743056 | EpRA 1990 | 1.65 | |||||
EpDE 1990 | 1.41 | E RAdeg | 5.4 | E DEdeg | 6.4 | Posflg | |||||
Corr | 0.0 |
SAO | 159662 | DelFlag | RA1950 | PmRA1950 | 0.0007 | ||||||
DE1950 | PmDE1950 | -0.033 | Vmag | 8 | SpType | A0 | |||||
Double code | Source | 22 | CatNum | 6629 | DM | BD-19 4298 | |||||
DMcomp | BDsup | HD | 143956 | M HD | 0 | ||||||
GC | RA1950rad | 4.19356495 | DE1950rad | -0.34262241 | PmRA2000 | 0.0008 | |||||
PmDE2000 | -0.03 |
Catalog | H | HIP | 78702 | Proxy | RAhms | 16 04 00.24 | |||||
DEdms | -19 46 02.7 | Vmag | 7.79 | VarFlag | R Vmag | H | |||||
RAdeg | 241.001 | DEdeg | -19.7674 | AstroRef | Plx | 4.14 | |||||
CCDM | N CCDM | Nsys | Ncomp | 1 | |||||||
MultFlag | Source | Qual | M HIP | ||||||||
Theta | Rho | HD | 143956 | BD | BD-19 4298 | ||||||
CD | CP | Dm number | -19 4298 | VIred | 0.22 | ||||||
SpType | B9V | R SpType | Coord arcsec 2000 | 160400.24-194602.7 |
HIP | 78702 | Sn | 5 | So | 0 | Nc | 1 | ||||
RArad | 4.2062612836 | DErad | -0.3450066801 | Plx | 7.26 | PmRA | -9.27 | ||||
PmDE | -21.45 | E RArad | 0.7 | E DErad | 0.45 | E Plx | 0.78 | ||||
E pmRA | 0.95 | E pmDE | 0.61 | Hpmag | 7.8367 | E Hpmag | 0.0016 | ||||
SHp | 0.011 | VA | 0 | BV | 0.122 | E BV | 0.015 | ||||
VI | 0.14 |
Coord arcsec 2000 | 160359.67-194607.4 | Mag | 16.48 | Calc delta mag | 9.24 | Calc coord | yes |