1999 TW177
1999TW177, 1995 UD60, 1995UD60, 74943, J95U60D, J99TH7W
All data for this body: [vot]
MPC data
| Name (number) |
1999 TW177 (74943) |
| a |
2.44914 |
| e |
0.19878 |
| i / sin(i) |
2.0569 /
0.03589
|
| q |
1.96230
|
| Q |
2.93597
|
| ω |
244.4474 |
| Node |
95.5066 |
| m |
281.4128 |
| n |
0.2571 |
| Epoch |
2460800.5 |
| nobs |
1083 |
| nopp |
19 |
| Years observed |
1993-2025 |
| rms |
0.80 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.449 |
|
| ep |
0.164 |
|
| sin(ip) |
0.018 |
|
| G |
0.150 |
|
| H |
16.280 |
|
| Mass |
|
|
| D |
3.25 |
0.183 |
| pV |
0.067 |
0.0157 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.4491 |
0.1641 |
0.0184 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 3.25 |
0.183 |
0.183 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.067 |
0.0157 |
0.0157 |
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 |
| 16.28 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |