Althaea

00119, 1872 GA, 1872GA, 1972 KO, 1972KO, I72G00A, J72K00O

All data for this body: [vot]

MPC data
Name (number) Althaea (119)
a 2.58270
e 0.08213
i / sin(i) 5.7880 / 0.10085
q 2.37059
Q 2.79481
ω 171.1623
Node 203.6303
m 11.4209
n 0.2375
Epoch 2460200.5
nobs 3962
nopp 70
Years observed 1872-2023
rms 0.58
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.581
ep 0.057
sin(ip) 0.110
Value Standard error
G 0.150
H 8.420
Mass
D 59.65 0.310
pV 0.219 0.0055
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5814 0.0568 0.1099 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
49.84 1.447 1.447 Ryan&Woodward 2010AJ....140..933R IRAS-STM
57.30 1.100 1.100 Tedesco 2002AJ....123.1056T STM
58.79 0.620 0.620 Usui 2011PASJ...63.1117U NEATM
59.34 1.460 1.460 Masiero 2014ApJ...791..121M NEATM
59.77 5.980 5.980 Ali-Lagoa 2018A&A...612A..85A NEATM
60.15 1.280 1.280 Masiero 2012ApJ...759L...8M NEATM
61.09 0.439 0.439 Masiero 2011ApJ...741...68M NEATM
66.34 2.528 2.528 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
68.60 6.860 6.860 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.173 0.0135 0.0135 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.186 0.0370 0.0370 Ali-Lagoa 2018A&A...612A..85A NEATM
0.203 0.0226 0.0226 Masiero 2011ApJ...741...68M NEATM
0.209 0.0350 0.0350 Masiero 2012ApJ...759L...8M NEATM
0.210 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM
0.231 0.0100 0.0100 Tedesco 2002AJ....123.1056T STM
0.246 0.0490 0.0490 Ali-Lagoa 2018A&A...612A..85A NEATM
0.306 0.0180 0.0180 Ryan&Woodward 2010AJ....140..933R IRAS-STM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.42 MPC-2023-12-04 MPC-2023-12-04 Phot