1999 XT42

1999XT42, 43117, J99X42T

All data for this body: [vot]

MPC data
Name (number) 1999 XT42 (43117)
a 2.58517
e 0.15591
i / sin(i) 4.9787 / 0.08679
q 2.18212
Q 2.98822
ω 68.5349
Node 247.7774
m 127.4713
n 0.2371
Epoch 2460800.5
nobs 1380
nopp 21
Years observed 1995-2025
rms 0.77
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.583
ep 0.129
sin(ip) 0.104
G 0.150
H 15.240
Mass
D 2.73 0.578
pV 0.237 0.0680
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5833 0.1285 0.1037 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.73 0.578 0.578 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.237 0.0680 0.0680 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
15.24 MPC-2023-12-04 MPC-2023-12-04 Phot