Coord 2000 | 00380+2229 | Discov num | GRV 34 | Comp | Coord arcsec 2000 | 00 38 00.72 +22 29 46.7 | |||||
Date first | 1891 | Date last | 2015 | Obs | 18 | ||||||
Pa first | 221 | Pa last | 221.6 | P.A. Now (θ) | 221.6° | ||||||
Sep first | 56.9 | Sep last | 57.223 | Sep. Now (ρ) | 57.223" | ||||||
Mag pri | 8.72 | Mag sec | 11.03 | delta mag (ΔM) | 2.31 | Spectral class | G5 (yellow) | ||||
Pri motion ra | -013 | Sec motion ra | -013 | ||||||||
Pri motion dec | +016 | Sec motion dec | +015 | ||||||||
Notes |
Name | HD 3491 | Constellation | Andromeda | SAO | 74160 | HIP | 2989 | ||||
Tycho2 | 1193-00052-1 | Gaia DR2 | 2802859549580221440 | HD | 3491 | BD | BD+21 77 | ||||
Distance | 515.46 | Distance ly | 1681.43 |
refcode | metd | author | reference |
Grv2004 | Eu - | Greaves, J. | 2004MNRAS.355..585G |
Grv2004 | MNRAS 355, 585, 2004 | ||
Grv2005a | Es - | Greaves, J. | ................... |
Grv2005a | +C | Webb Soc., Double Star Circ. 13, 2005 (GRV 973 - 1147) | |
Grv2005a | (Note: RA for all WDS designations inadvertently truncated to integer minute) | ||
Grv2005b | Pa - | Greaves, J. | ................... |
Grv2005b | private communication | ||
Grv2005c | C - | Greaves, J. | 2005JDSO....1...41G |
Grv2005c | JDSO 1, 41, 2005 | ||
Grv2006 | - | Greaves, J. | ................... |
Grv2006 | private communication, 2006 | ||
Grv2006 | (measures done using LSPM-north, see Vizier On-line Data Catalog I/298; | ||
Grv2006 | Lepine & Shara 2005) | ||
Grv2006b | Es - | Greaves, J. | ................... |
Grv2006b | private Communication, 2006 | ||
Grv2006b | (Reduction of SDSS data. Calculated position is to J2000, but actual observation | ||
Grv2006b | epoch is unknown and proper motion may or may not have been applied.) | ||
Grv2006c | Ey - | Greaves, J. | ................... |
Grv2006c | private Communication, 2006 | ||
Grv2006c | (Reduction of SPM3.3 data. Calculated position is to 1991.25, but actual | ||
Grv2006c | observation epoch is unknown and proper motion may or may not have been applied.) | ||
Grv2008 | Es - | Greaves, J. | ................... |
Grv2008 | Webb Soc., Double Star Circ. 16, 2008 | ||
Grv2011 | C - | Greaves, J. | ................... |
Grv2011 | Webb Soc., Double Star Circ. 19, 2011 | ||
Grv2011 | These carry a discovery designation of SPM and come from the SPM4 Catalog | 2011AJ....142...15G | |
Grv2019a | Hg u | Greaves, J. | 2019JDSO...15...59G |
Grv2019a | JDSO 15, 59, 2019 | ||
Grv2019b | Hg u | Greaves, J. | 2019JDSO...15...77G |
Grv2019b | JDSO 15, 59, 2019 | ||
Grv2019c | Hg u | Greaves, J. | ................... |
Grv2019c | private communication, 2019 (17 April 2019 email) | ||
Grv2019d | Hg - | Greaves, J. | . |
Grv2019d | private communication, 2019 (4 Nov 2019 email) | ||
Grv2020a | not - | Greaves, J. | . |
Grv2020a | private communication, 2020 (14 Mar 2020 email) | ||
Grv2020b | Hg j | Greaves, J. | . |
Grv2020b | Webb Soc., Double Star Circ. 28, 23, 2020 | ||
Grv2020c | Hg j | Greaves, J. | . |
Grv2020c | Webb Soc., Double Star Circ. 28, 35, 2020 | ||
Grv2020d | Hg j | Greaves, J. | . |
Grv2020d | Webb Soc., Double Star Circ. 28, 39, 2020 | ||
Grv2020e | Hg u | Greaves, J. | 2020JDSO...16..317G |
Grv2020e | JDSO 16, 317, 2020 | ||
Grv2020f | Hg | Greaves, J. | 2020JDSO...16..362G |
Grv2020f | JDSO 16, 362, 2020 | ||
Grv2020g | Hg - | Greaves, J. | . |
Grv2020g | private communication, 2020 (29 Nov 2020 email) | ||
Grv2020h | Hg - | Greaves, J. | . |
Grv2020h | private communication, 2020 (10 Dec 2020 email) | ||
Grv2020i | Hg - | Greaves, J. | . |
Grv2020i | private communication, 2020 (12 Dec 2020 email) | ||
Grv2020j | Hg - | Greaves, J. | . |
Grv2020j | private communication, 2020 (21 Dec 2020 email) | ||
Grv2021a | not - | Greaves, J. | . |
Grv2021a | private communication, 2021 (18 Feb 2021 email) | ||
Grv2021b | not - | Greaves, J. | . |
Grv2021b | private communication, 2021 (23 Feb 2021 email) | ||
Grv2021c | Hg+ - | Greaves, J., Rica Romero, F.M. & Otero, S. | 2021JDSO...17..137G |
Grv2021c | +orb | JDSO 17, 137, 2021 | |
Grv2021d | Hg - | Greaves, J. | . |
Grv2021d | private communication, 2021 (23 Aug 2021 email) | ||
Grv2021e | Hg - | Greaves, J. | . |
Grv2021e | private communication, 2021 (24 Aug 2021 email) | ||
Grv2022 | Hg j | Greaves, J. . | |
Grv2022 | Webb Soc., Double Star Circ. 30, 27, 2022 | ||
Grv2023a | Hg - | Greaves, J. | . |
Grv2023a | private communication, 2023 (15 Feb 2023 email) |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
00380+2229 | GRV 34 | 2000 | 10 | 222 | 57.2 | 8.72 | 11.03 | D | 003800.72+222946.7 | ||
00380+2229 | GRV 34 | 2001 | 12 | 221 | 57.4 | 8.72 | 11.03 | G5 | D | 003800.72+222946.7 | |
00380+2229 | GRV 34 | 2012 | 13 | 222 | 57.2 | 8.72 | 11.03 | G5 | D | 003800.72+222946.7 | |
00380+2229 | GRV 34 | 2015 | 14 | 222 | 57.2 | 8.72 | 11.03 | G5 | 003800.72+222946.7 |
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 | |
B | pa=219.4° sep=55.35" |
Componente originario normalizzato | AB | Name | HD 3491 | Coord arcsec 2000 | 003800.72+222946.7 | Mag | 8.72 | ||||
Spectral class | G5 (yellow) | PmRA | -13.00 | PmDE | 16.0 | SAO | 74160 | ||||
HIP | 2989 | Tycho2 | 1193-00052-1 | HD | 3491 | BD | BD+21 77 |
Tycho2 | 1193-00052-1 | Pflag | RAmdeg | 9.50300816 | DEmdeg | 22.49631130 | |||||
PmRA | -13.4 | PmDE | 15.8 | E RAmdeg | 9 | E DEmdeg | 10 | ||||
E pmRA | 0.8 | E pmDE | 0.8 | EpRAm | 1989.65 | EpDEm | 1988.94 | ||||
Num | 16 | Q RAmdeg | 1.0 | Q DEmdeg | 0.7 | Q pmRA | 1.1 | ||||
Q pmDE | 0.6 | BTmag | 9.933 | E BTmag | 0.027 | VTmag | 8.721 | ||||
E VTmag | 0.015 | Prox | 572 | TYC | T | HIP | 2989 | ||||
CCDM | RAdeg | 9.50303944 | DEdeg | 22.49627472 | EpRA 1990 | 1.76 | |||||
EpDE 1990 | 1.75 | E RAdeg | 9.4 | E DEdeg | 10.5 | Posflg | |||||
Corr | -0.2 |
SAO | 74160 | DelFlag | RA1950 | PmRA1950 | -0.0012 | ||||||
DE1950 | PmDE1950 | 0.027 | Vmag | 8.6 | SpType | G5 | |||||
Double code | Source | 35 | CatNum | 188 | DM | BD+21 77 | |||||
DMcomp | BDsup | HD | 3491 | M HD | 0 | ||||||
GC | RA1950rad | 0.15436098 | DE1950rad | 0.38783517 | PmRA2000 | -0.0012 | |||||
PmDE2000 | 0.022 |
Catalog | H | HIP | 2989 | Proxy | RAhms | 00 38 00.73 | |||||
DEdms | +22 29 46.6 | Vmag | 8.61 | VarFlag | R Vmag | H | |||||
RAdeg | 9.50305 | DEdeg | 22.4963 | AstroRef | Plx | 1.95 | |||||
CCDM | N CCDM | Nsys | Ncomp | 1 | |||||||
MultFlag | Source | Qual | M HIP | ||||||||
Theta | Rho | HD | 3491 | BD | BD+21 77 | ||||||
CD | CP | Dm number | +21 77 | VIred | 0.74 | ||||||
SpType | G5 | R SpType | Coord arcsec 2000 | 003800.73+222946.6 |
HIP | 2989 | Sn | 5 | So | 0 | Nc | 1 | ||||
RArad | 0.1658594152 | DErad | 0.3926340354 | Plx | 1.94 | PmRA | -13.91 | ||||
PmDE | 14.1 | E RArad | 0.8 | E DErad | 0.7 | E Plx | 0.92 | ||||
E pmRA | 0.83 | E pmDE | 0.68 | Hpmag | 8.784 | E Hpmag | 0.0019 | ||||
SHp | 0.02 | VA | 0 | BV | 1.008 | E BV | 0.024 | ||||
VI | 0.98 |
Componente originario normalizzato | AB | Coord arcsec 2000 | 003758.19+222903.9 | Mag | 11.03 | PmRA | -13.00 | ||||
PmDE | 15.0 | Tycho2 | 1193-00230-1 | Calc delta mag | 2.31 | Calc coord | yes |
Tycho2 | 1193-00230-1 | Pflag | RAmdeg | 9.49158460 | DEmdeg | 22.48444252 | |||||
PmRA | -11.6 | PmDE | 16.3 | E RAmdeg | 36 | E DEmdeg | 41 | ||||
E pmRA | 1.0 | E pmDE | 1.1 | EpRAm | 1975.00 | EpDEm | 1970.06 | ||||
Num | 8 | Q RAmdeg | 1.1 | Q DEmdeg | 0.9 | Q pmRA | 1.1 | ||||
Q pmDE | 0.9 | BTmag | 11.610 | E BTmag | 0.083 | VTmag | 11.026 | ||||
E VTmag | 0.081 | Prox | 572 | TYC | T | HIP | |||||
CCDM | RAdeg | 9.49160417 | DEdeg | 22.48440250 | EpRA 1990 | 1.72 | |||||
EpDE 1990 | 1.67 | E RAdeg | 49.4 | E DEdeg | 55.2 | Posflg | |||||
Corr | -0.1 |