1998 RT4
1998RT4, 14581, 1989 RV1, 1989RV1, J89R01V, J98R04T
All data for this body: [vot]
MPC data
| Name (number) |
1998 RT4 (14581) |
| a |
2.72695 |
| e |
0.40486 |
| i / sin(i) |
31.6365 /
0.52453
|
| q |
1.62292
|
| Q |
3.83099
|
| ω |
245.2070 |
| Node |
170.1896 |
| m |
304.4984 |
| n |
0.2189 |
| Epoch |
2460800.5 |
| nobs |
1674 |
| nopp |
23 |
| Years observed |
1986-2025 |
| rms |
0.74 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.726 |
|
| ep |
0.293 |
|
| sin(ip) |
0.550 |
|
| G |
0.150 |
|
| H |
14.160 |
|
| Mass |
|
|
| D |
6.00 |
0.900 |
| pV |
0.110 |
0.0300 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
C |
| Spectral Class Score |
2.140 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.7256 |
0.2930 |
0.5503 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 6.00 |
0.900 |
0.900 |
Ali-Lagoa |
2017A&A...603A..55A |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.110 |
0.0300 |
0.0300 |
Ali-Lagoa |
2017A&A...603A..55A |
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 |
| 14.16 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |