1980 FR4

1980FR4, 2000 WK38, 2000WK38, 39478, J80F04R, K00W38K

All data for this body: [vot]

MPC data
Name (number) 1980 FR4 (39478)
a 2.36555
e 0.08198
i / sin(i) 6.6480 / 0.11577
q 2.17163
Q 2.55947
ω 55.4863
Node 177.2879
m 95.1812
n 0.2709
Epoch 2460800.5
nobs 1308
nopp 20
Years observed 1980-2025
rms 0.81
Best values
[raw, vot]

Value Standard error
Parent Vesta (4)
 
ap 2.366
ep 0.104
sin(ip) 0.117
G 0.150
H 15.850
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 2.000
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
2.3661 0.1039 0.1175 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
15.85 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 DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT
V V 0.0621 0.0621 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT