Astraea
00005, 1845 XA, 1845XA, 1969 SE, 1969SE, I45X00A, J69S00EAll data for this body: [vot]
MPC data
Name (number) | Astraea (5) |
---|---|
a | 2.57689 |
e | 0.18744 |
i / sin(i) | 5.3587 / 0.09339 |
q | 2.09388 |
Q | 3.05990 |
ω | 359.1367 |
Node | 141.4691 |
m | 303.3980 |
n | 0.2383 |
Epoch | 2460200.5 |
nobs | 3236 |
---|---|
nopp | 87 |
Years observed | 1845-2023 |
rms | 0.71 |
Proper elements data
ap | ep | sin(ip) | Author | Reference | Method |
---|---|---|---|---|---|
2.5770 | 0.1851 | 0.0795 | Novakovic_Radovic_Todovic | 2003A&A...403.1165K | Numeric-Oct-2022 |
Mass data
Value | Uncertainty up | Uncertainty down | Author | Reference | Method |
---|---|---|---|---|---|
1.2600e+19 | 4.6100e+18 | 4.6100e+18 | Zielenbach | 2011AJ....142..120Z | Deflec |
2.2000e+14 | 4.2900e+17 | 4.2900e+17 | Fienga | 2014arXiv1405.0484F | Ephem |
2.3800e+18 | Folkner | 2009IPNPR.178C...1F | Ephem | ||
2.5300e+18 | Folkner | 2014IPNPR.196C...1F | Ephem | ||
2.7160e+18 | 3.2600e+17 | 3.2600e+17 | Fienga | 2020MNRAS.492..589F | Ephem |
3.3900e+18 | 6.9200e+17 | 6.9200e+17 | Zielenbach | 2011AJ....142..120Z | Deflec |
8.5000e+18 | 2.9000e+18 | 2.9000e+18 | Zielenbach | 2011AJ....142..120Z | Deflec |
8.6100e+18 | 2.2600e+18 | 2.2600e+18 | Zielenbach | 2011AJ....142..120Z | Deflec |
Diameter data
Value | Uncertainty up | Uncertainty down | Author | Reference | Method |
---|---|---|---|---|---|
104.53 | 10.450 | 10.450 | Ali-Lagoa | 2018A&A...612A..85A | NEATM |
105.40 | 10.540 | 10.540 | Ali-Lagoa | 2018A&A...612A..85A | NEATM |
106.70 | 3.140 | 3.140 | Masiero | 2012ApJ...759L...8M | NEATM |
108.29 | 3.700 | 3.700 | Masiero | 2014ApJ...791..121M | NEATM |
110.00 | 14.000 | 14.000 | Hanus | 2013Icar..226.1045H | AO/LC |
110.77 | 1.370 | 1.370 | Usui | 2011PASJ...63.1117U | NEATM |
114.00 | 4.000 | 4.000 | Hanus | 2017A&A...601A.114H | AO/OCCULT/LC |
115.00 | 6.000 | 6.000 | Durech | 2011Icar..214..652D | OCCULT |
115.00 | 9.353 | 9.353 | Masiero | 2011ApJ...741...68M | NEATM |
119.07 | 6.500 | 6.500 | Tedesco | 2002AJ....123.1056T | STM |
133.73 | 6.468 | 6.468 | Ryan&Woodward | 2010AJ....140..933R | IRAS-NEATM |
97.97 | 3.623 | 3.623 | Ryan&Woodward | 2010AJ....140..933R | IRAS-STM |
Albedo data
Value | Uncertainty up | Uncertainty down | Author | Reference | Method |
---|---|---|---|---|---|
0.180 | 0.0175 | 0.0175 | Ryan&Woodward | 2010AJ....140..933R | IRAS-NEATM |
0.227 | 0.0270 | 0.0270 | Tedesco | 2002AJ....123.1056T | STM |
0.245 | 0.0509 | 0.0509 | Masiero | 2011ApJ...741...68M | NEATM |
0.270 | 0.0300 | 0.0300 | Masiero | 2014ApJ...791..121M | NEATM |
0.282 | 0.0500 | 0.0500 | Masiero | 2012ApJ...759L...8M | NEATM |
0.292 | 0.0580 | 0.0580 | Ali-Lagoa | 2018A&A...612A..85A | NEATM |
0.297 | 0.0590 | 0.0590 | Ali-Lagoa | 2018A&A...612A..85A | NEATM |
0.337 | 0.0256 | 0.0256 | Ryan&Woodward | 2010AJ....140..933R | IRAS-STM |
G data
Value | Uncertainty up | Uncertainty down | Author | Reference | Method |
---|---|---|---|---|---|
0.15 | MPC-2023-12-94 | MPC-2023-12-94 | Phot |
H data
Value | Uncertainty up | Uncertainty down | Author | Reference | Method |
---|---|---|---|---|---|
7.00 | MPC-2023-12-04 | MPC-2023-12-04 | Phot |
Period data
Value | Uncertainty up | Uncertainty down | Author | Reference | Method |
---|---|---|---|---|---|
16.80 | Lagerkvist | 1989A&AS...78..519L | Lightcurve | ||
16.80 | De Angelis | 1995P&SS...43..649D | Model | ||
16.80 | Erikson | 1993Icar..103...62E | Model | ||
16.80 | Hanus | 2017A&A...601A.114H | Model | ||
16.80 | Durech | 2009A&A...493..291D | Model | ||
16.80 | Durech | 2011Icar..214..652D | Model | ||
16.80 | Hanus | 2013Icar..226.1045H | Model | ||
16.80 | Durech | 2023A&A...675A..24D | Model | ||
16.80 | Higley | 2008MPBu...35...63H | Model | ||
16.80 | Lopez | 2005P&SS...53.1147L | Lightcurve | ||
16.81 | Chang | LCDB | Lightcurve | ||
16.81 | Riccioli | 2001P&SS...49..657R | Lightcurve | ||
16.81 | Taylor | 1978AJ.....83..201T | Model | ||
16.82 | Shevchenko | 2002Icar..155..365S | Lightcurve | ||
7.27 | Padova | 1921MmSAI...2...82P | Lightcurve |