1998 XA38

1998XA38, 1981 UO9, 1981UO9, 2001 LZ15, 2001LZ15, 59131, J81U09O, J98X38A, K01L15Z

All data for this body: [vot]

MPC data
Name (number) 1998 XA38 (59131)
a 2.59911
e 0.09491
i / sin(i) 1.9320 / 0.03371
q 2.35242
Q 2.84579
ω 66.9129
Node 289.0583
m 182.6146
n 0.2352
Epoch 2460800.5
nobs 1759
nopp 23
Years observed 1981-2025
rms 0.77
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.600
ep 0.061
sin(ip) 0.052
G 0.150
H 15.100
Mass
D 2.23 0.490
pV 0.389 0.2135
Value
Rotational Period
Period quality None
Spectral Class Ad
Spectral Class Score 1.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6000 0.0607 0.0525 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.23 0.490 0.490 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.389 0.2135 0.2135 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
15.10 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
Ad Ad None None Movis NIR Popescu 2018A&A...617A..12P PHOT