1991 PF18
1991PF18, 07523, 1983 RG7, 1983RG7, 1987 SP17, 1987SP17, J83R07G, J87S17P, J91P18F
All data for this body: [vot]
MPC data
| Name (number) |
1991 PF18 (7523) |
| a |
2.55441 |
| e |
0.12980 |
| i / sin(i) |
3.7916 /
0.06613
|
| q |
2.22284
|
| Q |
2.88598
|
| ω |
149.7265 |
| Node |
262.4877 |
| m |
243.2648 |
| n |
0.2414 |
| Epoch |
2460200.5 |
| nobs |
2355 |
| nopp |
25 |
| Years observed |
1987-2023 |
| rms |
0.59 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.555 |
|
| ep |
0.162 |
|
| sin(ip) |
0.087 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
13.730 |
|
| Mass |
|
|
| D |
5.60 |
0.236 |
| pV |
0.270 |
0.0337 |
| Rotational Period |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.5551 |
0.1622 |
0.0866 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 5.60 |
0.236 |
0.236 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.270 |
0.0337 |
0.0337 |
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 |
| 13.73 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |