4209 T-2

4209T-2, 18257, 1998 EP14, 1998EP14, J98E14P, T2S4209

All data for this body: [vot]

MPC data
Name (number) 4209 T-2 (18257)
a 3.08774
e 0.11140
i / sin(i) 5.8258 / 0.10150
q 2.74376
Q 3.43172
ω 186.8993
Node 42.4593
m 203.9338
n 0.1817
Epoch 2460200.5
nobs 1547
nopp 24
Years observed 1973-2023
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.086
ep 0.144
sin(ip) 0.090
Value Standard error
G 0.150
H 14.330
Mass
D 6.89 0.149
pV 0.093 0.0119
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
10 Hygiea 601 Hygiea Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0862 0.1444 0.0898 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.89 0.149 0.149 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.093 0.0119 0.0119 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
14.33 MPC-2023-12-04 MPC-2023-12-04 Phot