1990 ST9
1990ST9, 2004 EN32, 2004EN32, A0026, J90S09T, K04E32N
All data for this body: [vot]
MPC data
| Name (number) |
1990 ST9 (100026) |
| a |
2.42506 |
| e |
0.18448 |
| i / sin(i) |
3.0768 /
0.05367
|
| q |
1.97769
|
| Q |
2.87244
|
| ω |
268.4157 |
| Node |
49.3878 |
| m |
90.6651 |
| n |
0.2610 |
| Epoch |
2460800.5 |
| nobs |
1339 |
| nopp |
21 |
| Years observed |
1990-2025 |
| rms |
0.79 |
Best values
|
Value |
Standard error |
| Parent |
Nysa (44) |
|
| |
|
|
| ap |
2.423 |
|
| ep |
0.157 |
|
| sin(ip) |
0.044 |
|
| G |
0.150 |
|
| H |
15.840 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
1.000 |
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 44 |
Nysa |
405 |
Nysa-Polana |
0.0000 |
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.4234 |
0.1571 |
0.0438 |
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 |
| 15.84 |
|
|
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 |
S |
None |
None |
Movis |
NIR |
Popescu |
2018A&A...617A..12P |
PHOT |