Chenweitung

1981 JY5, 1981JY5, 2000 GP52, 2000GP52, 31909, J81J05Y, K00G52P

All data for this body: [vot]

MPC data
Name (number) Chenweitung (31909)
a 2.44670
e 0.16084
i / sin(i) 2.1480 / 0.03748
q 2.05317
Q 2.84023
ω 50.9037
Node 196.3625
m 168.5903
n 0.2575
Epoch 2460800.5
nobs 1388
nopp 20
Years observed 1981-2025
rms 0.82
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.446
ep 0.174
sin(ip) 0.043
G 0.150
H 15.920
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 1.000
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
135 Hertha -1 Hertha -1.0000 Nesvorny 2024ApJS..274...25N HCM-2024
135 Hertha 0 Hertha Novakovic 2019EPSC...13.1671N HCM
44 Nysa 405 Nysa-Polana 0.1900 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4463 0.1743 0.0435 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
15.92 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 S None None Movis NIR Popescu 2018A&A...617A..12P PHOT