1999 XJ37

1999XJ37, 1998 MU20, 1998MU20, 41245, J98M20U, J99X37J

All data for this body: [vot]

MPC data
Name (number) 1999 XJ37 (41245)
a 2.67231
e 0.19413
i / sin(i) 16.4689 / 0.28349
q 2.15353
Q 3.19109
ω 275.5396
Node 82.7583
m 338.9670
n 0.2256
Epoch 2460800.5
nobs 2310
nopp 22
Years observed 1998-2025
rms 0.74
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.672
ep 0.137
sin(ip) 0.275
G 0.150
H 13.810
Mass
D 5.13 0.381
pV 0.292 0.0598
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6720 0.1370 0.2747 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.13 0.381 0.381 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.292 0.0598 0.0598 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
13.81 MPC-2023-12-04 MPC-2023-12-04 Phot