2001 QY138

2001QY138, 1970 WN1, 1970WN1, 1987 QP6, 1987QP6, 37331, J70W01N, J87Q06P, K01QD8Y

All data for this body: [vot]

MPC data
Name (number) 2001 QY138 (37331)
a 2.70709
e 0.10874
i / sin(i) 12.7158 / 0.22012
q 2.41271
Q 3.00147
ω 203.1151
Node 253.5986
m 49.4972
n 0.2213
Epoch 2460800.5
nobs 2351
nopp 21
Years observed 1970-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.707
ep 0.130
sin(ip) 0.236
G 0.150
H 14.450
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 7.916
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7074 0.1296 0.2359 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
14.45 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 DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT
S 0.986 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT