1999 RF157

1999RF157, 2005 GW4, 2005GW4, D4550, J99RF7F, K05G04W

All data for this body: [vot]

MPC data
Name (number) 1999 RF157 (134550)
a 2.33345
e 0.17090
i / sin(i) 6.1814 / 0.10768
q 1.93466
Q 2.73224
ω 257.1064
Node 142.6852
m 29.3637
n 0.2765
Epoch 2460800.5
nobs 1056
nopp 18
Years observed 1994-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.333
ep 0.152
sin(ip) 0.103
G 0.150
H 16.360
Mass
D 1.48 0.130
pV 0.267 0.0400
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3329 0.1518 0.1030 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.48 0.130 0.130 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.267 0.0400 0.0400 Masiero 2012ApJ...759L...8M 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
16.36 MPC-2023-12-04 MPC-2023-12-04 Phot