Racquetball
12426, 1975 EB4, 1975EB4, 1991 RN21, 1991RN21, 1995 VL2, 1995VL2, J75E04B, J91R21N, J95V02L
All data for this body: [vot]
MPC data
| Name (number) |
Racquetball (12426) |
| a |
2.36286 |
| e |
0.07134 |
| i / sin(i) |
3.5921 /
0.06265
|
| q |
2.19428
|
| Q |
2.53143
|
| ω |
133.7728 |
| Node |
264.2477 |
| m |
54.4251 |
| n |
0.2714 |
| Epoch |
2460800.5 |
| nobs |
3755 |
| nopp |
25 |
| Years observed |
1951-2025 |
| rms |
0.70 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.362 |
|
| ep |
0.057 |
|
| sin(ip) |
0.077 |
|
| G |
0.150 |
|
| H |
14.110 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
2.880 |
| Period quality |
2 |
| Spectral Class |
S |
| Spectral Class Score |
6.969 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3621 |
0.0573 |
0.0771 |
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 |
| 14.11 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 2.882 |
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 |
| S |
S |
|
|
DeMeo-Carry |
VIS |
Choi |
2023PSJ.....4...49C |
PHOT |
| S |
S |
0.8281 |
0.8281 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |