1991 PG9
1991PG9, 10335, J91P09G
All data for this body: [vot]
MPC data
| Name (number) |
1991 PG9 (10335) |
| a |
2.79403 |
| e |
0.14975 |
| i / sin(i) |
8.9461 /
0.15551
|
| q |
2.37561
|
| Q |
3.21245
|
| ω |
132.9776 |
| Node |
182.9213 |
| m |
315.0864 |
| n |
0.2110 |
| Epoch |
2460200.5 |
| nobs |
3195 |
| nopp |
23 |
| Years observed |
1990-2023 |
| rms |
0.60 |
Best values
|
Value |
Standard error |
| Parent |
Gefion (1272) |
|
| |
|
|
| ap |
2.793 |
|
| ep |
0.127 |
|
| sin(ip) |
0.158 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
13.900 |
|
| Mass |
|
|
| D |
4.46 |
0.686 |
| pV |
0.353 |
0.1412 |
| Rotational Period |
|
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 1272 |
Gefion |
516 |
Gefion |
0.2500 |
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.7934 |
0.1267 |
0.1575 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 4.46 |
0.686 |
0.686 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.353 |
0.1412 |
0.1412 |
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 |
| 13.90 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |