2008 YA138

2008YA138, 1998 BD31, 1998BD31, b9118, J98B31D, K08YD8A

All data for this body: [vot]

MPC data
Name (number) 2008 YA138 (379118)
a 3.14933
e 0.15327
i / sin(i) 1.7229 / 0.03007
q 2.66662
Q 3.63204
ω 332.1564
Node 146.0093
m 328.9524
n 0.1764
Epoch 2460800.5
nobs 187
nopp 12
Years observed 1998-2024
rms 0.97
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.155
ep 0.158
sin(ip) 0.023
G 0.150
H 16.700
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
24 Themis 0 Themis Novakovic 2019EPSC...13.1671N HCM
24 Themis 602 Themis 0.0400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1548 0.1577 0.0227 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
16.70 MPC-2023-12-04 MPC-2023-12-04 Phot