1997 QU
1997QU, 1989 TR1, 1989TR1, 1989 UM8, 1989UM8, 26207, J89T01R, J89U08M, J97Q00U
All data for this body: [vot]
MPC data
| Name (number) |
1997 QU (26207) |
| a |
2.56806 |
| e |
0.29092 |
| i / sin(i) |
4.5133 /
0.07869
|
| q |
1.82096
|
| Q |
3.31517
|
| ω |
184.9072 |
| Node |
196.5788 |
| m |
230.0836 |
| n |
0.2395 |
| Epoch |
2460800.5 |
| nobs |
2620 |
| nopp |
23 |
| Years observed |
1989-2025 |
| rms |
0.66 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.568 |
|
| ep |
0.235 |
|
| sin(ip) |
0.079 |
|
| G |
0.150 |
|
| H |
14.940 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
9.174 |
| Period quality |
2 |
| Spectral Class |
C |
| Spectral Class Score |
4.506 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.5681 |
0.2347 |
0.0791 |
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 |
| 14.94 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 9.17438 |
2 |
Synodic |
Pal |
2020ApJS..247...26P |
Lightcurve |
Spectral Class Data
| Class 1 |
Class 2 |
Probability of Class 1 |
Probability of Class 2 |
Taxonomy |
Wavelength |
Author |
Reference |
Method |
| C |
|
0.751 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |