1998 XH45

1998XH45, 1988 AV2, 1988AV2, 2000 DS69, 2000DS69, 44508, J88A02V, J98X45H, K00D69S

All data for this body: [vot]

MPC data
Name (number) 1998 XH45 (44508)
a 3.15739
e 0.14335
i / sin(i) 4.1543 / 0.07244
q 2.70478
Q 3.61000
ω 47.3610
Node 348.0158
m 294.9405
n 0.1757
Epoch 2460800.5
nobs 2366
nopp 23
Years observed 1988-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.150
ep 0.126
sin(ip) 0.084
G 0.150
H 13.830
Mass
D 8.56 0.204
pV 0.087 0.0137
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 4.986
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
3.1497 0.1260 0.0838 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.56 0.204 0.204 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.087 0.0137 0.0137 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
13.83 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
Bk Bk None None Movis NIR Popescu 2018A&A...617A..12P PHOT
C 0.831 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT