1998 SW139
1998SW139, 1998 UW36, 1998UW36, D7017, J98SD9W, J98U36W
All data for this body: [vot]
MPC data
| Name (number) |
1998 SW139 (137017) |
| a |
2.51448 |
| e |
0.11120 |
| i / sin(i) |
11.6320 /
0.20163
|
| q |
2.23487
|
| Q |
2.79408
|
| ω |
192.8580 |
| Node |
222.1090 |
| m |
215.9963 |
| n |
0.2472 |
| Epoch |
2460800.5 |
| nobs |
1765 |
| nopp |
19 |
| Years observed |
1998-2025 |
| rms |
0.74 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
|
|
| ep |
|
|
| sin(ip) |
|
|
| G |
0.150 |
|
| H |
15.280 |
|
| Mass |
|
|
| D |
2.19 |
0.324 |
| pV |
0.404 |
0.0242 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 2.19 |
0.324 |
0.324 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.404 |
0.0242 |
0.0242 |
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 |
| 15.28 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |