1999 EJ
1999EJ, 31552, J99E00J
All data for this body: [vot]
MPC data
| Name (number) |
1999 EJ (31552) |
| a |
2.77521 |
| e |
0.12022 |
| i / sin(i) |
2.8075 /
0.04898
|
| q |
2.44158
|
| Q |
3.10884
|
| ω |
286.7206 |
| Node |
322.8896 |
| m |
186.3063 |
| n |
0.2132 |
| Epoch |
2460800.5 |
| nobs |
2843 |
| nopp |
22 |
| Years observed |
1994-2025 |
| rms |
0.72 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.772 |
|
| ep |
0.142 |
|
| sin(ip) |
0.066 |
|
| G |
0.150 |
|
| H |
14.030 |
|
| Mass |
|
|
| D |
4.69 |
1.085 |
| pV |
0.266 |
0.1118 |
|
Value |
| Rotational Period |
33.560 |
| Period quality |
2 |
| Spectral Class |
S |
| Spectral Class Score |
42.641 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.7723 |
0.1421 |
0.0657 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 4.69 |
1.085 |
1.085 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.266 |
0.1118 |
0.1118 |
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 |
| 14.03 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 33.565 |
2 |
Sidereal |
Durech |
2023A&A...675A..24D |
Model |