2004 BT31

2004BT31, H7370, K04B31T

All data for this body: [vot]

MPC data
Name (number) 2004 BT31 (177370)
a 2.47328
e 0.19432
i / sin(i) 11.8264 / 0.20495
q 1.99267
Q 2.95390
ω 56.7449
Node 310.0485
m 262.5612
n 0.2534
Epoch 2460800.5
nobs 503
nopp 12
Years observed 2002-2024
rms 0.70
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.473
ep 0.150
sin(ip) 0.220
G 0.150
H 16.620
Mass
D 2.29 0.304
pV 0.111 0.0359
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4725 0.1501 0.2197 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.29 0.304 0.304 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.111 0.0359 0.0359 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
16.62 MPC-2023-12-04 MPC-2023-12-04 Phot