1999 XN242
1999XN242, 45245, J99XO2N
All data for this body: [vot]
MPC data
| Name (number) |
1999 XN242 (45245) |
| a |
2.81123 |
| e |
0.02736 |
| i / sin(i) |
16.1842 /
0.27873
|
| q |
2.73432
|
| Q |
2.88815
|
| ω |
170.2978 |
| Node |
222.4388 |
| m |
213.2088 |
| n |
0.2091 |
| Epoch |
2460800.5 |
| nobs |
2772 |
| nopp |
22 |
| Years observed |
1998-2025 |
| rms |
0.70 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.811 |
|
| ep |
0.032 |
|
| sin(ip) |
0.290 |
|
| G |
0.150 |
|
| H |
14.200 |
|
| Mass |
|
|
| D |
4.82 |
0.256 |
| pV |
0.209 |
0.0319 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
Kl |
| Spectral Class Score |
1.000 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.8114 |
0.0315 |
0.2902 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 4.82 |
0.256 |
0.256 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.209 |
0.0319 |
0.0319 |
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 |
| 14.20 |
|
|
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 |
| Kl |
Kl |
None |
None |
Movis |
NIR |
Popescu |
2018A&A...617A..12P |
PHOT |