1998 XT17

1998XT17, 44500, J98X17T

All data for this body: [vot]

MPC data
Name (number) 1998 XT17 (44500)
a 3.19327
e 0.11961
i / sin(i) 4.9825 / 0.08685
q 2.81132
Q 3.57522
ω 191.4120
Node 207.2999
m 270.4330
n 0.1727
Epoch 2460800.5
nobs 1989
nopp 24
Years observed 1997-2025
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.182
ep 0.113
sin(ip) 0.095
G 0.150
H 14.020
Mass
D 8.64 0.189
pV 0.086 0.0178
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 7.798
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
3.1822 0.1132 0.0949 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.64 0.189 0.189 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.086 0.0178 0.0178 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
14.02 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
B B 0.1867 0.2300 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.46 Bus VIS Carvano 2010A&A...510A..43C PHOT
C B 0.4796 0.2300 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X B 0.1009 0.2300 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT