1981 EP6
1981EP6, 1992 EZ23, 1992EZ23, 99975, J81E06P, J92E23Z
All data for this body: [vot]
MPC data
| Name (number) |
1981 EP6 (99975) |
| a |
3.18596 |
| e |
0.10771 |
| i / sin(i) |
17.1579 /
0.29501
|
| q |
2.84280
|
| Q |
3.52912
|
| ω |
218.3826 |
| Node |
334.1597 |
| m |
284.5524 |
| n |
0.1733 |
| Epoch |
2460800.5 |
| nobs |
1130 |
| nopp |
20 |
| Years observed |
1981-2025 |
| rms |
0.78 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.174 |
|
| ep |
0.143 |
|
| sin(ip) |
0.305 |
|
| G |
0.150 |
|
| H |
14.630 |
|
| Mass |
|
|
| D |
10.18 |
2.490 |
| pV |
0.032 |
0.0085 |
|
Value |
| Rotational Period |
32.800 |
| Period quality |
2 |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.1739 |
0.1429 |
0.3054 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 10.18 |
2.490 |
2.490 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.032 |
0.0085 |
0.0085 |
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 |
| 14.63 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 32.87 |
2 |
Synodic |
Waszczak |
2015AJ....150...75W |
Lightcurve |