1998 VP21

1998VP21, 1977 RY16, 1977RY16, 2002 PF44, 2002PF44, 49315, J77R16Y, J98V21P, K02P44F

All data for this body: [vot]

MPC data
Name (number) 1998 VP21 (49315)
a 2.58169
e 0.19917
i / sin(i) 3.7864 / 0.06604
q 2.06750
Q 3.09587
ω 26.5432
Node 2.6250
m 146.9849
n 0.2376
Epoch 2460800.5
nobs 946
nopp 18
Years observed 1977-2025
rms 0.78
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.583
ep 0.163
sin(ip) 0.069
G 0.150
H 15.950
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5830 0.1631 0.0686 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
15.95 MPC-2023-12-04 MPC-2023-12-04 Phot