2001 PJ21

2001PJ21, 1997 UO11, 1997UO11, H8910, J97U11O, K01P21J

All data for this body: [vot]

MPC data
Name (number) 2001 PJ21 (178910)
a 2.60959
e 0.26201
i / sin(i) 5.0334 / 0.08774
q 1.92586
Q 3.29332
ω 2.2507
Node 21.4513
m 187.7919
n 0.2338
Epoch 2460800.5
nobs 731
nopp 16
Years observed 1997-2025
rms 0.81
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.611
ep 0.202
sin(ip) 0.080
G 0.150
H 16.300
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
2.6107 0.2021 0.0797 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
16.30 MPC-2023-12-04 MPC-2023-12-04 Phot