1998 GP4

1998GP4, 2001 VB55, 2001VB55, 58813, J98G04P, K01V55B

All data for this body: [vot]

MPC data
Name (number) 1998 GP4 (58813)
a 3.22457
e 0.08713
i / sin(i) 23.0166 / 0.39100
q 2.94360
Q 3.50553
ω 169.7708
Node 31.7913
m 234.5300
n 0.1702
Epoch 2460800.5
nobs 1472
nopp 21
Years observed 1998-2025
rms 0.83
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.224
ep 0.129
sin(ip) 0.376
G 0.150
H 13.860
Mass
D 10.13 0.230
pV 0.057 0.0055
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.2240 0.1294 0.3755 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.12 0.230 0.230 Masiero 2011ApJ...741...68M NEATM
11.69 5.330 5.330 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.030 0.0400 0.0400 Nugent 2016AJ....152...63N NEATM
0.057 0.0056 0.0056 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
13.86 MPC-2023-12-04 MPC-2023-12-04 Phot