1990 SW1
1990SW1, 2000 HO37, 2000HO37, 29180, J90S01W, K00H37O
All data for this body: [vot]
MPC data
| Name (number) |
1990 SW1 (29180) |
| a |
2.35482 |
| e |
0.29522 |
| i / sin(i) |
25.4106 /
0.42910
|
| q |
1.65963
|
| Q |
3.05002
|
| ω |
194.8103 |
| Node |
194.1631 |
| m |
193.7186 |
| n |
0.2728 |
| Epoch |
2460800.5 |
| nobs |
2411 |
| nopp |
22 |
| Years observed |
1990-2025 |
| rms |
0.75 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.356 |
|
| ep |
0.321 |
|
| sin(ip) |
0.398 |
|
| G |
0.150 |
|
| H |
14.420 |
|
| Mass |
|
|
| D |
4.20 |
0.600 |
| pV |
0.190 |
0.0600 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
5.208 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3564 |
0.3210 |
0.3983 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 4.20 |
0.600 |
0.600 |
Ali-Lagoa |
2017A&A...603A..55A |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.190 |
0.0600 |
0.0600 |
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 |
| 14.42 |
|
|
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 |
|
0.868 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |