2004 XR21
2004XR21, 2009 UA3, 2009UA3, K04X21R, K09U03A, W7090
All data for this body: [vot]
MPC data
Name (number) |
2004 XR21 (327090) |
a |
3.08655 |
e |
0.13449 |
i / sin(i) |
15.9651 /
0.27505
|
q |
2.67144
|
Q |
3.50166
|
ω |
153.5637 |
Node |
254.8472 |
m |
185.3891 |
n |
0.1818 |
Epoch |
2460200.5 |
nobs |
411 |
nopp |
12 |
Years observed |
2004-2023 |
rms |
0.70 |
Best values
|
Value |
Standard error |
Parent |
|
|
|
|
|
ap |
3.083 |
|
ep |
0.129 |
|
sin(ip) |
0.288 |
|
|
Value |
Standard error |
G |
0.150 |
|
H |
15.380 |
|
Mass |
|
|
D |
5.64 |
0.215 |
pV |
0.056 |
0.0073 |
Proper elements data
ap |
ep |
sin(ip) |
Author |
Reference |
Method |
3.0835 |
0.1285 |
0.2882 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
Diameter data
Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
5.64 |
0.215 |
0.215 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
0.056 |
0.0073 |
0.0073 |
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 |
15.38 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |