1999TC171

1987OL1, 2001AF3, 38502, J87O01L, J99TH1C, K01A03F

All data for this body: [vot]

MPC data
Name (number) 1999TC171 (38502)
Packed designation 38502
a 3.16329
e 0.20906
i / sin(i) 2.4883 / 0.04342
q 2.50197
Q 3.82461
ω 246.6343
Node 77.3713
m 29.1850
n 0.1752
Epoch 2459600.5
nobs 1678
nopp 21
Years observed 1987-2021
rms 0.70
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.173
ep 0.181
sin(ip) 0.026
Value Standard error
G 0.150
H 14.210
Mass
D 7.05 0.175
pV 0.098 0.0090
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
24 Themis 602 Themis 0.2700 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1732 0.1807 0.0263 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.05 0.175 0.175 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.098 0.0090 0.0090 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
14.21 MPC-2022-01-18 MPC-2022-01-18 Phot