1998 XA42

1998XA42, 1974 VB3, 1974VB3, 1982 XY1, 1982XY1, 1986 XL5, 1986XL5, 28199, J74V03B, J82X01Y, J86X05L, J98X42A

All data for this body: [vot]

MPC data
Name (number) 1998 XA42 (28199)
a 2.48541
e 0.00354
i / sin(i) 5.4947 / 0.09575
q 2.47661
Q 2.49420
ω 342.2273
Node 90.8864
m 279.8814
n 0.2515
Epoch 2460800.5
nobs 3484
nopp 25
Years observed 1974-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.486
ep 0.010
sin(ip) 0.080
G 0.150
H 13.890
Mass
D 9.86 0.189
pV 0.072 0.0097
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4859 0.0099 0.0799 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.08 1.860 1.860 Nugent 2016AJ....152...63N NEATM
9.88 0.190 0.190 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.072 0.0100 0.0100 Masiero 2012ApJ...759L...8M NEATM
0.080 0.0400 0.0400 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
13.89 MPC-2023-12-04 MPC-2023-12-04 Phot