1999 JE12
1999JE12, 1987 SZ, 1987SZ, 56224, J87S00Z, J99J12E
All data for this body: [vot]
MPC data
| Name (number) |
1999 JE12 (56224) |
| a |
2.58363 |
| e |
0.27539 |
| i / sin(i) |
29.3975 /
0.49087
|
| q |
1.87213
|
| Q |
3.29512
|
| ω |
97.7642 |
| Node |
190.0801 |
| m |
71.5791 |
| n |
0.2373 |
| Epoch |
2460800.5 |
| nobs |
2481 |
| nopp |
21 |
| Years observed |
1987-2025 |
| rms |
0.72 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.584 |
|
| ep |
0.176 |
|
| sin(ip) |
0.523 |
|
| G |
0.150 |
|
| H |
14.240 |
|
| Mass |
|
|
| D |
4.87 |
1.193 |
| pV |
0.187 |
0.0797 |
|
Value |
| Rotational Period |
4.981 |
| Period quality |
2 |
| Spectral Class |
None |
| Spectral Class Score |
|
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 945 |
Barcelona |
0 |
Barcelona |
|
Novakovic |
2019EPSC...13.1671N |
HCM |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.5839 |
0.1756 |
0.5235 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 4.87 |
1.193 |
1.193 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.187 |
0.0797 |
0.0797 |
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 |
| 14.24 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 4.98077 |
2 |
Synodic |
Pal |
2020ApJS..247...26P |
Lightcurve |