2007 HJ57

2007HJ57, K07H57J, S4475

All data for this body: [vot]

MPC data
Name (number) 2007 HJ57 (284475)
a 2.77931
e 0.05376
i / sin(i) 5.2996 / 0.09236
q 2.62990
Q 2.92872
ω 36.9962
Node 159.3849
m 224.2117
n 0.2127
Epoch 2460200.5
nobs 239
nopp 13
Years observed 2006-2022
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent Nemesis (128)
 
ap 2.777
ep 0.095
sin(ip) 0.086
Value Standard error
G 0.150
H 16.940
Mass
D 2.96 0.321
pV 0.038 0.0035
Rotational Period
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
128 Nemesis 504 Nemesis 0.4600 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7769 0.0949 0.0865 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.96 0.321 0.321 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.038 0.0035 0.0035 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
16.94 MPC-2023-12-04 MPC-2023-12-04 Phot