2001 YJ9

2001YJ9, 1999 FG54, 1999FG54, G3052, J99F54G, K01Y09J

All data for this body: [vot]

MPC data
Name (number) 2001 YJ9 (163052)
a 2.27076
e 0.09938
i / sin(i) 6.5435 / 0.11396
q 2.04510
Q 2.49641
ω 221.6485
Node 313.2446
m 227.6462
n 0.2880
Epoch 2460800.5
nobs 743
nopp 17
Years observed 1999-2024
rms 0.83
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.271
ep 0.148
sin(ip) 0.119
G 0.150
H 16.380
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class V
Spectral Class Score 6.190
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2713 0.1478 0.1190 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
16.38 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.20 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.8217 0.5430 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V S 0.3398 0.5430 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V S 0.6919 0.5430 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT