2004 XH21
2004XH21, 1993 QR7, 1993QR7, C9107, J93Q07R, K04X21H
All data for this body: [vot]
MPC data
Name (number) |
2004 XH21 (129107) |
a |
2.99134 |
e |
0.16206 |
i / sin(i) |
2.6407 /
0.04607
|
q |
2.50657
|
Q |
3.47612
|
ω |
281.1595 |
Node |
108.6829 |
m |
255.9304 |
n |
0.1905 |
Epoch |
2460200.5 |
nobs |
806 |
nopp |
19 |
Years observed |
1993-2023 |
rms |
0.72 |
Best values
|
Value |
Standard error |
Parent |
|
|
|
|
|
ap |
2.991 |
|
ep |
0.130 |
|
sin(ip) |
0.027 |
|
|
Value |
Standard error |
G |
0.150 |
|
H |
15.480 |
|
Mass |
|
|
D |
4.68 |
0.113 |
pV |
0.074 |
0.0144 |
Rotational Period |
|
Proper elements data
ap |
ep |
sin(ip) |
Author |
Reference |
Method |
2.9908 |
0.1296 |
0.0266 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
Diameter data
Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
4.68 |
0.113 |
0.113 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
0.074 |
0.0144 |
0.0144 |
Masiero |
2011ApJ...741...68M |
NEATM |
G data
Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
0.15 |
|
|
MPC-2023-12-94 |
MPC-2023-12-94 |
Phot |
H data
Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
15.48 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |