1999 JR91
1999JR91, 2000 LG30, 2000LG30, 29957, J99J91R, K00L30G
All data for this body: [vot]
MPC data
| Name (number) |
1999 JR91 (29957) |
| a |
3.01541 |
| e |
0.09997 |
| i / sin(i) |
10.5972 /
0.18390
|
| q |
2.71395
|
| Q |
3.31687
|
| ω |
276.2849 |
| Node |
150.2963 |
| m |
144.0400 |
| n |
0.1882 |
| Epoch |
2460800.5 |
| nobs |
3884 |
| nopp |
24 |
| Years observed |
1994-2025 |
| rms |
0.68 |
Best values
|
Value |
Standard error |
| Parent |
Eos (221) |
|
| |
|
|
| ap |
3.014 |
|
| ep |
0.089 |
|
| sin(ip) |
0.175 |
|
| G |
0.150 |
|
| H |
13.070 |
|
| Mass |
|
|
| D |
8.27 |
0.451 |
| pV |
0.215 |
0.0677 |
|
Value |
| Rotational Period |
2.754 |
| Period quality |
2 |
| Spectral Class |
X |
| Spectral Class Score |
5.577 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.0143 |
0.0895 |
0.1752 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 8.27 |
0.451 |
0.451 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.215 |
0.0677 |
0.0677 |
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 |
| 13.07 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 2.75409 |
2 |
Sidereal |
Durech |
2023A&A...675A..24D |
Model |