1998 QY45
1998QY45, 1999 XE189, 1999XE189, 40129, J98Q45Y, J99XI9E
All data for this body: [vot]
MPC data
| Name (number) |
1998 QY45 (40129) |
| a |
3.00234 |
| e |
0.11973 |
| i / sin(i) |
8.9925 /
0.15631
|
| q |
2.64285
|
| Q |
3.36183
|
| ω |
351.1736 |
| Node |
331.2375 |
| m |
64.8297 |
| n |
0.1895 |
| Epoch |
2460800.5 |
| nobs |
2372 |
| nopp |
21 |
| Years observed |
1998-2025 |
| rms |
0.70 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.002 |
|
| ep |
0.106 |
|
| sin(ip) |
0.167 |
|
| G |
0.150 |
|
| H |
13.750 |
|
| Mass |
|
|
| D |
6.57 |
0.247 |
| pV |
0.163 |
0.0242 |
|
Value |
| Rotational Period |
7.897 |
| Period quality |
2 |
| Spectral Class |
S |
| Spectral Class Score |
4.182 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.0016 |
0.1058 |
0.1669 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 6.57 |
0.247 |
0.247 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.163 |
0.0242 |
0.0242 |
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 |
| 13.75 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 7.89727 |
2 |
Sidereal |
Durech |
2018A&A...617A..57D |
Model |
Spectral Class Data
| Class 1 |
Class 2 |
Probability of Class 1 |
Probability of Class 2 |
Taxonomy |
Wavelength |
Author |
Reference |
Method |
| S |
|
0.697 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |