1999 US12

1999US12, 1998 HC81, 1998HC81, 43002, J98H81C, J99U12S

All data for this body: [vot]

MPC data
Name (number) 1999 US12 (43002)
a 2.42889
e 0.12619
i / sin(i) 6.5260 / 0.11365
q 2.12238
Q 2.73540
ω 137.0353
Node 203.9011
m 295.4899
n 0.2604
Epoch 2460800.5
nobs 1237
nopp 19
Years observed 1998-2025
rms 0.83
Best values
[raw, vot]

Value Standard error
Parent Vesta (4)
 
ap 2.429
ep 0.089
sin(ip) 0.122
G 0.150
H 16.060
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 5.838
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
2.4287 0.0893 0.1223 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
16.06 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 0.973 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT