1981 ET30

1981ET30, 1999 LX34, 1999LX34, 37549, J81E30T, J99L34X

All data for this body: [vot]

MPC data
Name (number) 1981 ET30 (37549)
a 2.31201
e 0.05243
i / sin(i) 6.2885 / 0.10953
q 2.19080
Q 2.43323
ω 10.9868
Node 174.0189
m 191.3268
n 0.2804
Epoch 2460800.5
nobs 1453
nopp 22
Years observed 1981-2025
rms 0.81
Best values
[raw, vot]

Value Standard error
Parent Vesta (4)
 
ap 2.313
ep 0.096
sin(ip) 0.112
G 0.150
H 16.050
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 14.123
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
4 Vesta 0 Vesta Novakovic 2019EPSC...13.1671N HCM
4 Vesta 401 Vesta Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3126 0.0960 0.1123 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
16.05 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 0.4190 0.3100 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
A S 0.3558 0.3100 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.0755 0.3100 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.2551 0.3100 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.3460 0.3100 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.5887 0.3100 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.6695 0.3100 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V S 0.1164 0.3100 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V S 0.3258 0.3100 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V S 0.8238 0.3100 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT