1998 XU50

1998XU50, 14194, 1981 QH4, 1981QH4, 1986 RN3, 1986RN3, 1991 PX20, 1991PX20, J81Q04H, J86R03N, J91P20X, J98X50U

All data for this body: [vot]

MPC data
Name (number) 1998 XU50 (14194)
a 2.91857
e 0.22269
i / sin(i) 7.2198 / 0.12568
q 2.26862
Q 3.56851
ω 310.2382
Node 300.6678
m 331.7128
n 0.1977
Epoch 2460800.5
nobs 5526
nopp 25
Years observed 1981-2025
rms 0.58
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.919
ep 0.242
sin(ip) 0.149
G 0.150
H 13.280
Mass
D 12.60 0.064
pV 0.077 0.0059
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 9.754
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9188 0.2416 0.1487 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
12.15 0.110 0.110 Masiero 2014ApJ...791..121M NEATM
12.83 0.078 0.078 Masiero 2011ApJ...741...68M NEATM
8.90 2.430 2.430 Nugent 2016AJ....152...63N NEATM
9.09 3.360 3.360 Masiero 2021PSJ.....2..162M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.074 0.0074 0.0074 Masiero 2011ApJ...741...68M NEATM
0.078 0.0380 0.0720 Masiero 2021PSJ.....2..162M NEATM
0.080 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM
0.110 0.0600 0.0600 Nugent 2016AJ....152...63N 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
13.28 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 X 0.0372 0.3170 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.3657 0.3170 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.5456 0.3170 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.7143 0.3170 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT