1999 XO157

1999XO157, 71116, J99XF7O

All data for this body: [vot]

MPC data
Name (number) 1999 XO157 (71116)
a 3.14294
e 0.10020
i / sin(i) 4.5700 / 0.07968
q 2.82802
Q 3.45787
ω 286.9078
Node 211.0800
m 152.9503
n 0.1769
Epoch 2460800.5
nobs 1390
nopp 22
Years observed 1993-2025
rms 0.84
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.143
ep 0.118
sin(ip) 0.092
G 0.150
H 14.730
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 4.162
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
10 Hygiea 0 Hygiea Novakovic 2019EPSC...13.1671N HCM
10 Hygiea 601 Hygiea Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1431 0.1184 0.0919 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
14.73 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
C 0.10 Bus VIS Carvano 2010A&A...510A..43C PHOT
C C DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT
C C 0.3270 0.3270 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT