1999 XX216
1999XX216, 2004 XL134, 2004XL134, I9489, J99XL6X, K04XD4L
All data for this body: [vot]
MPC data
| Name (number) |
1999 XX216 (189489) |
| a |
3.07379 |
| e |
0.05220 |
| i / sin(i) |
8.5450 /
0.14859
|
| q |
2.91335
|
| Q |
3.23424
|
| ω |
94.1573 |
| Node |
287.5625 |
| m |
332.8241 |
| n |
0.1829 |
| Epoch |
2460800.5 |
| nobs |
393 |
| nopp |
15 |
| Years observed |
1999-2025 |
| rms |
0.85 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.074 |
|
| ep |
0.023 |
|
| sin(ip) |
0.169 |
|
| G |
0.150 |
|
| H |
15.580 |
|
| Mass |
|
|
| D |
3.51 |
0.809 |
| pV |
0.083 |
0.0723 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
4.962 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.0744 |
0.0230 |
0.1687 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 3.51 |
0.809 |
0.809 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.083 |
0.0723 |
0.0723 |
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 |
| 15.58 |
|
|
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 |
|
0.827 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |