1999 XQ198

1999XQ198, 43177, J99XJ8Q

All data for this body: [vot]

MPC data
Name (number) 1999 XQ198 (43177)
a 3.21548
e 0.04672
i / sin(i) 14.4526 / 0.24958
q 3.06527
Q 3.36570
ω 112.9453
Node 57.4264
m 58.2287
n 0.1709
Epoch 2460800.5
nobs 2115
nopp 21
Years observed 1998-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.212
ep 0.070
sin(ip) 0.236
G 0.150
H 13.870
Mass
D 6.44 1.160
pV 0.128 0.0520
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 11.396
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.2122 0.0700 0.2357 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.44 1.160 1.160 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.128 0.0520 0.0520 Masiero 2012ApJ...759L...8M 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
13.87 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 DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C X 0.1222 0.2590 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C X 0.3848 0.2590 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S X 0.0159 0.2590 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X 0.60 Bus VIS Carvano 2010A&A...510A..43C PHOT
X X 0.3255 0.2590 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.3662 0.2590 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.3869 0.2590 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.6207 0.2590 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT