1998 XL50

1998XL50, 1977 DW2, 1977DW2, 49408, J77D02W, J98X50L

All data for this body: [vot]

MPC data
Name (number) 1998 XL50 (49408)
a 2.72079
e 0.08271
i / sin(i) 3.5741 / 0.06234
q 2.49574
Q 2.94584
ω 316.0623
Node 75.7721
m 243.2115
n 0.2196
Epoch 2460200.5
nobs 1983
nopp 21
Years observed 1977-2023
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent Henan (2085)
 
ap 2.721
ep 0.052
sin(ip) 0.045
Value Standard error
G 0.150
H 14.530
Mass
D 4.30 1.240
pV 0.200 0.1844
Rotational Period
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
2085 Henan 532 Henan 0.4400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7209 0.0517 0.0452 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.30 1.240 1.240 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.200 0.1844 0.1844 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
14.53 MPC-2023-12-04 MPC-2023-12-04 Phot