1999TM1
1989TQ17, 1998KX24, 21800, J89T17Q, J98K24X, J99T01M
All data for this body: [vot]
MPC data
| Name (number) |
1999TM1 (21800) |
| Packed designation |
21800 |
| a |
2.22542 |
| e |
0.05693 |
| i / sin(i) |
8.4153 /
0.14635
|
| q |
2.09873
|
| Q |
2.35211
|
| ω |
47.2456 |
| Node |
20.7127 |
| m |
213.3836 |
| n |
0.2969 |
| Epoch |
2459600.5 |
| nobs |
1767 |
| nopp |
19 |
| Years observed |
1989-2021 |
| rms |
0.69 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.226 |
|
| ep |
0.096 |
|
| sin(ip) |
0.137 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
14.770 |
|
| Mass |
|
|
| D |
3.08 |
0.096 |
| pV |
0.295 |
0.0461 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.2259 |
0.0961 |
0.1365 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Jan-2022 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 3.08 |
0.096 |
0.096 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.295 |
0.0461 |
0.0461 |
Masiero |
2011ApJ...741...68M |
NEATM |
G data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.15 |
|
|
MPC-2022-01-18 |
MPC-2022-01-18 |
Phot |
H data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 14.77 |
|
|
MPC-2022-01-18 |
MPC-2022-01-18 |
Phot |