1999 PJ4
1999PJ4, 2000 SX161, 2000SX161, 53419, J99P04J, K00SG1X
All data for this body: [vot]
MPC data
| Name (number) |
1999 PJ4 (53419) |
| a |
5.19197 |
| e |
0.09159 |
| i / sin(i) |
30.5703 /
0.50860
|
| q |
4.71643
|
| Q |
5.66751
|
| ω |
349.3226 |
| Node |
342.6557 |
| m |
69.2575 |
| n |
0.0833 |
| Epoch |
2460800.5 |
| nobs |
816 |
| nopp |
23 |
| Years observed |
1983-2025 |
| rms |
0.81 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
|
|
| ep |
|
|
| sin(ip) |
|
|
| G |
0.150 |
|
| H |
12.220 |
|
| Mass |
|
|
| D |
22.31 |
0.560 |
| pV |
0.051 |
0.0110 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
Ds |
| Spectral Class Score |
1.000 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 22.31 |
0.560 |
0.560 |
Grav |
2011ApJ...742...40G |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.051 |
0.0110 |
0.0110 |
Grav |
2011ApJ...742...40G |
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 |
| 12.22 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Spectral Class Data
| Class 1 |
Class 2 |
Probability of Class 1 |
Probability of Class 2 |
Taxonomy |
Wavelength |
Author |
Reference |
Method |
| Ds |
Ad |
None |
None |
Movis |
NIR |
Popescu |
2018A&A...617A..12P |
PHOT |