1997 QG4
1997QG4, 13685, 1991 JR1, 1991JR1, J91J01R, J97Q04G
All data for this body: [vot]
MPC data
| Name (number) |
1997 QG4 (13685) |
| a |
3.00064 |
| e |
0.13720 |
| i / sin(i) |
12.2076 /
0.21146
|
| q |
2.58895
|
| Q |
3.41233
|
| ω |
119.5609 |
| Node |
147.3050 |
| m |
188.2990 |
| n |
0.1896 |
| Epoch |
2460800.5 |
| nobs |
3463 |
| nopp |
25 |
| Years observed |
1991-2025 |
| rms |
0.68 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.992 |
|
| ep |
0.145 |
|
| sin(ip) |
0.204 |
|
| G |
0.150 |
|
| H |
13.380 |
|
| Mass |
|
|
| D |
8.04 |
0.339 |
| pV |
0.207 |
0.0323 |
|
Value |
| Rotational Period |
5.219 |
| Period quality |
2 |
| Spectral Class |
C |
| Spectral Class Score |
2.808 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.9919 |
0.1454 |
0.2043 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 8.04 |
0.339 |
0.339 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.207 |
0.0323 |
0.0323 |
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 |
| 13.38 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 5.21918 |
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 |
|
0.468 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |
| K |
K |
0.3608 |
0.3608 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |