Antarctica

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

All data for this body: [vot]

MPC data
Name (number) Antarctica (2404)
a 3.12543
e 0.13206
i / sin(i) 2.6899 / 0.04693
q 2.71269
Q 3.53817
ω 146.3934
Node 110.8401
m 23.9622
n 0.1784
Epoch 2460200.5
nobs 4708
nopp 38
Years observed 1933-2023
rms 0.50
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 11.980
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-Oct-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-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

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