2008 JM21
2008JM21, ~071E, 2010 OV145, 2010OV145, 2015 YR10, 2015YR10, 2019 XS3, 2019XS3, K08J21M, K10OE5V, K15Y10R, K19X03S
All data for this body: [vot]
MPC data
| Name (number) |
2008 JM21 (646984) |
| a |
2.54780 |
| e |
0.23660 |
| i / sin(i) |
26.9265 /
0.45285
|
| q |
1.94500
|
| Q |
3.15060
|
| ω |
249.2497 |
| Node |
256.6709 |
| m |
113.6159 |
| n |
0.2424 |
| Epoch |
2460800.5 |
| nobs |
242 |
| nopp |
9 |
| Years observed |
2002-2024 |
| rms |
0.52 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.548 |
|
| ep |
0.215 |
|
| sin(ip) |
0.481 |
|
| G |
0.150 |
|
| H |
16.000 |
|
| Mass |
|
|
| D |
3.27 |
0.924 |
| pV |
0.050 |
0.0281 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.5479 |
0.2153 |
0.4806 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 3.27 |
0.924 |
0.924 |
Masiero |
2017AJ....154..168M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.050 |
0.0281 |
0.0281 |
Masiero |
2017AJ....154..168M |
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 |
| 16.00 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |