1999 XN12
1999XN12, 1998 MA35, 1998MA35, 25454, J98M35A, J99X12N
All data for this body: [vot]
MPC data
| Name (number) |
1999 XN12 (25454) |
| a |
2.30358 |
| e |
0.07761 |
| i / sin(i) |
6.4207 /
0.11183
|
| q |
2.12480
|
| Q |
2.48235
|
| ω |
269.2136 |
| Node |
137.0079 |
| m |
137.0564 |
| n |
0.2819 |
| Epoch |
2460800.5 |
| nobs |
3630 |
| nopp |
23 |
| Years observed |
1991-2025 |
| rms |
0.70 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.304 |
|
| ep |
0.073 |
|
| sin(ip) |
0.109 |
|
| G |
0.150 |
|
| H |
14.130 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
2.802 |
| Period quality |
2 |
| Spectral Class |
C |
| Spectral Class Score |
4.908 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3040 |
0.0733 |
0.1088 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
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 |
| 14.13 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 2.802229 |
2 |
Sidereal |
Durech |
2020A&A...643A..59D |
Model |
Spectral Class Data
| Class 1 |
Class 2 |
Probability of Class 1 |
Probability of Class 2 |
Taxonomy |
Wavelength |
Author |
Reference |
Method |
| C |
|
0.818 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |
| D |
D |
0.6961 |
0.2500 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |
| L |
D |
0.3329 |
0.2500 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |