1999 XR12
1999XR12, 2003 OE12, 2003OE12, F9439, J99X12R, K03O12E
All data for this body: [vot]
MPC data
| Name (number) |
1999 XR12 (159439) |
| a |
2.83590 |
| e |
0.20131 |
| i / sin(i) |
12.8582 /
0.22254
|
| q |
2.26500
|
| Q |
3.40680
|
| ω |
145.8196 |
| Node |
218.2725 |
| m |
164.9999 |
| n |
0.2064 |
| Epoch |
2460800.5 |
| nobs |
651 |
| nopp |
17 |
| Years observed |
1999-2025 |
| rms |
0.85 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.838 |
|
| ep |
0.157 |
|
| sin(ip) |
0.231 |
|
| G |
0.150 |
|
| H |
15.420 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
2.890 |
| Period quality |
2 |
| Spectral Class |
V |
| Spectral Class Score |
0.670 |
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 174 |
Phaedra |
-1 |
Phaedra |
-1.0000 |
Nesvorny |
2024ApJS..274...25N |
HCM-2024 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.8377 |
0.1572 |
0.2311 |
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 |
| 15.42 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 2.891 |
2 |
Synodic |
Waszczak |
2015AJ....150...75W |
Lightcurve |
Spectral Class Data
| Class 1 |
Class 2 |
Probability of Class 1 |
Probability of Class 2 |
Taxonomy |
Wavelength |
Author |
Reference |
Method |
| V |
V |
0.1116 |
0.1116 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |