Antarctica

02404, 1933BP, 1934GQ, 1951LN, 1969TH5, 1976WG, 1980TE, J33B00P, J34G00Q, J51L00N, J69T05H, J76W00G, J80T00E

All data for this body: [vot]

MPC data
Name (number) Antarctica (2404)
Packed designation 02404
a 3.12727
e 0.13263
i / sin(i) 2.6898 / 0.04693
q 2.71249
Q 3.54205
ω 146.3659
Node 110.8492
m 277.0342
n 0.1782
Epoch 2459600.5
nobs 3328
nopp 37
Years observed 1933-2022
rms 0.55
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.127
ep 0.148
sin(ip) 0.027
Value Standard error
G 0.150
H 11.860
Mass
D 23.12 0.299
pV 0.090 0.0129
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
24 Themis 602 Themis -0.1400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1271 0.1483 0.0270 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
20.83 4.170 4.170 Ali-Lagoa 2018A&A...612A..85A NEATM
22.00 1.340 1.340 Usui 2011PASJ...63.1117U NEATM
22.80 nan nan Ali-Lagoa 2016A&A...591A..14A NEATM
22.80 nan nan Ali-Lagoa 2016A&A...591A..14A NEATM
23.21 0.316 0.316 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.089 0.0360 0.0360 Ali-Lagoa 2018A&A...612A..85A NEATM
0.090 0.0138 0.0138 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
11.86 MPC-2022-01-18 MPC-2022-01-18 Phot