Davidallen
04499, 1931 WA, 1931WA, 1987 SR26, 1987SR26, 1989 AO3, 1989AO3, J31W00A, J87S26R, J89A03O
All data for this body: [vot]
MPC data
| Name (number) |
Davidallen (4499) |
| a |
3.18317 |
| e |
0.15249 |
| i / sin(i) |
6.5640 /
0.11431
|
| q |
2.69779
|
| Q |
3.66856
|
| ω |
90.3458 |
| Node |
317.5926 |
| m |
105.5092 |
| n |
0.1735 |
| Epoch |
2460200.5 |
| nobs |
3226 |
| nopp |
29 |
| Years observed |
1931-2023 |
| rms |
0.56 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.170 |
|
| ep |
0.139 |
|
| sin(ip) |
0.136 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
12.700 |
|
| Mass |
|
|
| D |
15.94 |
0.170 |
| pV |
0.076 |
0.0170 |
| Rotational Period |
87.154 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.1704 |
0.1392 |
0.1355 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 15.94 |
0.170 |
0.170 |
Masiero |
2012ApJ...759L...8M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.076 |
0.0170 |
0.0170 |
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 |
| 12.70 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Period data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 87.15 |
|
|
Pal |
2020ApJS..247...26P |
Lightcurve |