1998 SF99
1998SF99, 2001 HK62, 2001HK62, 69884, J98S99F, K01H62K
All data for this body: [vot]
MPC data
| Name (number) |
1998 SF99 (69884) |
| a |
3.01729 |
| e |
0.14387 |
| i / sin(i) |
16.3967 /
0.28229
|
| q |
2.58319
|
| Q |
3.45140
|
| ω |
84.8852 |
| Node |
7.1069 |
| m |
316.7517 |
| n |
0.1881 |
| Epoch |
2460800.5 |
| nobs |
1231 |
| nopp |
17 |
| Years observed |
1998-2025 |
| rms |
0.84 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.021 |
|
| ep |
0.138 |
|
| sin(ip) |
0.289 |
|
| G |
0.150 |
|
| H |
14.640 |
|
| Mass |
|
|
| D |
5.86 |
0.096 |
| pV |
0.098 |
0.0224 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
4.122 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.0205 |
0.1382 |
0.2889 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 5.86 |
0.096 |
0.096 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.098 |
0.0224 |
0.0224 |
Masiero |
2011ApJ...741...68M |
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 |
| 14.64 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Spectral Class Data
| Class 1 |
Class 2 |
Probability of Class 1 |
Probability of Class 2 |
Taxonomy |
Wavelength |
Author |
Reference |
Method |
| S |
|
0.687 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |