Heidi

02521, 1951EJ2, 1960CC, 1971OV1, 1979DK, J51E02J, J60C00C, J71O01V, J79D00K

All data for this body: [vot]

MPC data
Name (number) Heidi (2521)
Packed designation 02521
a 2.79177
e 0.09271
i / sin(i) 7.7234 / 0.13439
q 2.53293
Q 3.05060
ω 246.8064
Node 281.2289
m 65.4394
n 0.2113
Epoch 2459600.5
nobs 3210
nopp 26
Years observed 1960-2021
rms 0.41
Best values
[raw, vot]

Value Standard error
Parent Gefion (1272)
 
ap 2.794
ep 0.126
sin(ip) 0.156
Value Standard error
G 0.150
H 11.770
Mass
D 14.41 0.851
pV 0.191 0.0544
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
1272 Gefion 516 Gefion 0.6100 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7938 0.1263 0.1561 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.33 0.930 0.930 Usui 2011PASJ...63.1117U NEATM
14.33 2.870 2.870 Ali-Lagoa 2018A&A...612A..85A NEATM
15.44 3.090 3.090 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.179 0.0720 0.0720 Ali-Lagoa 2018A&A...612A..85A NEATM
0.208 0.0830 0.0830 Ali-Lagoa 2018A&A...612A..85A 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
11.77 MPC-2022-01-18 MPC-2022-01-18 Phot