1999 VL18
1999VL18, 1998 LB1, 1998LB1, 41054, J98L01B, J99V18L
All data for this body: [vot]
MPC data
| Name (number) |
1999 VL18 (41054) |
| a |
2.77022 |
| e |
0.16183 |
| i / sin(i) |
7.3677 /
0.12824
|
| q |
2.32191
|
| Q |
3.21853
|
| ω |
110.8793 |
| Node |
227.1429 |
| m |
232.3449 |
| n |
0.2138 |
| Epoch |
2460800.5 |
| nobs |
2588 |
| nopp |
22 |
| Years observed |
1998-2025 |
| rms |
0.72 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.771 |
|
| ep |
0.123 |
|
| sin(ip) |
0.145 |
|
| G |
0.150 |
|
| H |
14.440 |
|
| Mass |
|
|
| D |
4.51 |
1.149 |
| pV |
0.199 |
0.0647 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
5.938 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.7713 |
0.1235 |
0.1452 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 4.51 |
1.149 |
1.149 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.199 |
0.0647 |
0.0647 |
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 |
| 14.44 |
|
|
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 |
| S |
S |
0.9896 |
0.9896 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |