1998 SY54
1998SY54, 2000 EJ35, 2000EJ35, 74242, J98S54Y, K00E35J
All data for this body: [vot]
MPC data
| Name (number) |
1998 SY54 (74242) |
| a |
2.59822 |
| e |
0.22363 |
| i / sin(i) |
9.6230 /
0.16717
|
| q |
2.01717
|
| Q |
3.17927
|
| ω |
20.0458 |
| Node |
6.5460 |
| m |
108.9790 |
| n |
0.2353 |
| Epoch |
2460800.5 |
| nobs |
1790 |
| nopp |
19 |
| Years observed |
1992-2025 |
| rms |
0.78 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.600 |
|
| ep |
0.193 |
|
| sin(ip) |
0.163 |
|
| G |
0.150 |
|
| H |
15.060 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
12.841 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.5999 |
0.1933 |
0.1626 |
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 |
| 15.06 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |