1998 QQ7
1998QQ7, 1999 XJ170, 1999XJ170, 26231, J98Q07Q, J99XH0J
All data for this body: [vot]
MPC data
| Name (number) |
1998 QQ7 (26231) |
| a |
2.17262 |
| e |
0.14672 |
| i / sin(i) |
3.3446 /
0.05834
|
| q |
1.85387
|
| Q |
2.49138
|
| ω |
263.3781 |
| Node |
349.1292 |
| m |
172.3695 |
| n |
0.3078 |
| Epoch |
2460800.5 |
| nobs |
2995 |
| nopp |
22 |
| Years observed |
1991-2025 |
| rms |
0.69 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.172 |
|
| ep |
0.146 |
|
| sin(ip) |
0.056 |
|
| G |
0.150 |
|
| H |
14.880 |
|
| Mass |
|
|
| D |
2.80 |
0.207 |
| pV |
0.357 |
0.1290 |
|
Value |
| Rotational Period |
2.960 |
| Period quality |
2 |
| Spectral Class |
V |
| Spectral Class Score |
1.206 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.1723 |
0.1465 |
0.0560 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 2.80 |
0.207 |
0.207 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.357 |
0.1290 |
0.1290 |
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 |
| 14.88 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 2.969 |
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 |
Ad |
None |
None |
Movis |
NIR |
Popescu |
2018A&A...617A..12P |
PHOT |
| V |
V |
0.2010 |
0.2010 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |