1999 TY251

1999TY251, 1998 HJ138, 1998HJ138, 42991, J98HD8J, J99TP1Y

All data for this body: [vot]

MPC data
Name (number) 1999 TY251 (42991)
a 2.38984
e 0.13512
i / sin(i) 7.4572 / 0.12979
q 2.06692
Q 2.71277
ω 186.6067
Node 107.2084
m 37.5307
n 0.2668
Epoch 2460800.5
nobs 1287
nopp 22
Years observed 1992-2025
rms 0.82
Best values
[raw, vot]

Value Standard error
Parent Vesta (4)
 
ap 2.390
ep 0.116
sin(ip) 0.113
G 0.150
H 15.680
Mass
D 1.81 0.249
pV 0.342 0.1138
Value
Rotational Period
Period quality None
Spectral Class V
Spectral Class Score 14.765
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
2.3904 0.1157 0.1134 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.81 0.249 0.249 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.342 0.1138 0.1138 Masiero 2011ApJ...741...68M NEATM
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
15.68 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
V 0.39 Bus VIS Carvano 2010A&A...510A..43C PHOT
V V 0.1317 0.7310 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V V 0.3090 0.7310 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V V 0.9218 0.7310 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V V 0.9684 0.7310 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT