1999 XG85

1999XG85, 25493, J99X85G

All data for this body: [vot]

MPC data
Name (number) 1999 XG85 (25493)
a 2.57328
e 0.23802
i / sin(i) 13.1909 / 0.22820
q 1.96078
Q 3.18578
ω 334.8665
Node 91.4120
m 69.4745
n 0.2388
Epoch 2460800.5
nobs 2824
nopp 22
Years observed 1982-2025
rms 0.74
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.575
ep 0.236
sin(ip) 0.202
G 0.150
H 13.990
Mass
D 8.25 1.172
pV 0.034 0.0096
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 11.345
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5750 0.2356 0.2016 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
11.39 2.550 2.550 Nugent 2016AJ....152...63N NEATM
6.97 2.130 2.130 Masiero 2021PSJ.....2..162M NEATM
7.33 2.150 2.150 Masiero 2020PSJ.....1....5M NEATM
8.24 2.700 2.700 Masiero 2021PSJ.....2..162M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.030 0.0100 0.0100 Nugent 2016AJ....152...63N NEATM
0.061 0.0310 0.0630 Masiero 2021PSJ.....2..162M NEATM
0.091 0.0820 0.0820 Masiero 2020PSJ.....1....5M NEATM
0.100 0.0410 0.0710 Masiero 2021PSJ.....2..162M 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
13.99 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 0.980 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C C 0.9109 0.5260 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT