1990 OS1
1990OS1, 09846, 1993 FH1, 1993FH1, J90O01S, J93F01H
All data for this body: [vot]
MPC data
| Name (number) |
1990 OS1 (9846) |
| a |
2.36147 |
| e |
0.18593 |
| i / sin(i) |
9.6652 /
0.16789
|
| q |
1.92240
|
| Q |
2.80054
|
| ω |
226.6968 |
| Node |
3.2575 |
| m |
279.2608 |
| n |
0.2716 |
| Epoch |
2460800.5 |
| nobs |
4665 |
| nopp |
25 |
| Years observed |
1953-2025 |
| rms |
0.66 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.361 |
|
| ep |
0.209 |
|
| sin(ip) |
0.172 |
|
| G |
0.150 |
|
| H |
13.760 |
|
| Mass |
|
|
| D |
4.62 |
0.158 |
| pV |
0.330 |
0.0418 |
|
Value |
| Rotational Period |
18.540 |
| Period quality |
1 |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3605 |
0.2094 |
0.1722 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 4.62 |
0.158 |
0.158 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.330 |
0.0418 |
0.0418 |
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 |
| 13.76 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 18.546 |
1 |
Synodic |
Waszczak |
2015AJ....150...75W |
Lightcurve |