Wray
19721, 1984 UR4, 1984UR4, 1989 SU14, 1989SU14, 1999 VW11, 1999VW11, J84U04R, J89S14U, J99V11W
All data for this body: [vot]
MPC data
| Name (number) |
Wray (19721) |
| a |
2.97703 |
| e |
0.10375 |
| i / sin(i) |
13.9334 /
0.24079
|
| q |
2.66817
|
| Q |
3.28589
|
| ω |
330.6935 |
| Node |
45.9937 |
| m |
336.3402 |
| n |
0.1919 |
| Epoch |
2460800.5 |
| nobs |
3692 |
| nopp |
28 |
| Years observed |
1955-2025 |
| rms |
0.67 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.976 |
|
| ep |
0.076 |
|
| sin(ip) |
0.227 |
|
| G |
0.150 |
|
| H |
12.680 |
|
| Mass |
|
|
| D |
10.26 |
1.720 |
| pV |
0.168 |
0.0350 |
|
Value |
| Rotational Period |
2.702 |
| Period quality |
2 |
| Spectral Class |
C |
| Spectral Class Score |
0.618 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.9764 |
0.0761 |
0.2272 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 10.26 |
1.720 |
1.720 |
Masiero |
2012ApJ...759L...8M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.168 |
0.0350 |
0.0350 |
Masiero |
2012ApJ...759L...8M |
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 |
| 12.68 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 2.70244 |
2 |
Sidereal |
Durech |
2023A&A...675A..24D |
Model |
Spectral Class Data
| Class 1 |
Class 2 |
Probability of Class 1 |
Probability of Class 2 |
Taxonomy |
Wavelength |
Author |
Reference |
Method |
| C |
|
0.103 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |