1997 TM21
1997TM21, 2004 AW23, 2004AW23, 2005 JA85, 2005JA85, G4692, J97T21M, K04A23W, K05J85A
All data for this body: [vot]
MPC data
| Name (number) |
1997 TM21 (164692) |
| a |
2.96263 |
| e |
0.05498 |
| i / sin(i) |
1.4455 /
0.02523
|
| q |
2.79975
|
| Q |
3.12550
|
| ω |
205.0819 |
| Node |
216.1991 |
| m |
116.9925 |
| n |
0.1933 |
| Epoch |
2460800.5 |
| nobs |
374 |
| nopp |
16 |
| Years observed |
1997-2025 |
| rms |
0.90 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.964 |
|
| ep |
0.046 |
|
| sin(ip) |
0.039 |
|
| G |
0.150 |
|
| H |
16.140 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 158 |
Koronis |
0 |
Koronis |
|
Novakovic |
2019EPSC...13.1671N |
HCM |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.9636 |
0.0461 |
0.0394 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
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 |
| 16.14 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |