1990RQ8

15257, 1994GE3, J90R08Q, J94G03E

All data for this body: [vot]

MPC data
Name (number) 1990RQ8 (15257)
Packed designation 15257
a 3.13747
e 0.17304
i / sin(i) 1.2794 / 0.02233
q 2.59455
Q 3.68039
ω 326.1360
Node 7.8810
m 242.1498
n 0.1774
Epoch 2459600.5
nobs 1448
nopp 22
Years observed 1990-2021
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.130
ep 0.157
sin(ip) 0.030
Value Standard error
G 0.150
H 14.040
Mass
D 8.43 0.313
pV 0.075 0.0138
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
24 Themis 602 Themis -0.0300 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1296 0.1570 0.0304 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.43 0.313 0.313 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.075 0.0138 0.0138 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
14.04 MPC-2022-01-18 MPC-2022-01-18 Phot