2001 MJ4
2001MJ4, 1998 VL50, 1998VL50, 2000 EL169, 2000EL169, 54786, J98V50L, K00EG9L, K01M04J
All data for this body: [vot]
MPC data
| Name (number) |
2001 MJ4 (54786) |
| a |
2.25556 |
| e |
0.15870 |
| i / sin(i) |
7.8457 /
0.13651
|
| q |
1.89760
|
| Q |
2.61352
|
| ω |
224.3807 |
| Node |
91.2561 |
| m |
7.5528 |
| n |
0.2910 |
| Epoch |
2460800.5 |
| nobs |
2082 |
| nopp |
20 |
| Years observed |
1998-2025 |
| rms |
0.64 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.256 |
|
| ep |
0.120 |
|
| sin(ip) |
0.128 |
|
| G |
0.150 |
|
| H |
16.120 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
9.692 |
| Period quality |
2 |
| Spectral Class |
S |
| Spectral Class Score |
5.207 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.2559 |
0.1196 |
0.1281 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
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 |
| 16.12 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 9.6927 |
2 |
Synodic |
Pal |
2020ApJS..247...26P |
Lightcurve |
Spectral Class Data
| Class 1 |
Class 2 |
Probability of Class 1 |
Probability of Class 2 |
Taxonomy |
Wavelength |
Author |
Reference |
Method |
| S |
S |
0.8679 |
0.6610 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |
| SV |
|
0.13 |
|
Bus |
VIS |
Carvano |
2010A&A...510A..43C |
PHOT |
| V |
S |
0.6089 |
0.6610 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |