1981 DA3
1981DA3, J81D03A, P7456
All data for this body: [vot]
MPC data
| Name (number) |
1981 DA3 (257456) |
| a |
3.96527 |
| e |
0.14366 |
| i / sin(i) |
7.4561 /
0.12977
|
| q |
3.39562
|
| Q |
4.53492
|
| ω |
253.0440 |
| Node |
277.5517 |
| m |
217.4549 |
| n |
0.1248 |
| Epoch |
2460800.5 |
| nobs |
383 |
| nopp |
17 |
| Years observed |
1981-2025 |
| rms |
0.91 |
Best values
|
Value |
Standard error |
| Parent |
Hilda (153) |
|
| |
|
|
| ap |
3.967 |
|
| ep |
0.217 |
|
| sin(ip) |
0.149 |
|
| G |
0.150 |
|
| H |
14.550 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
B |
| Spectral Class Score |
0.904 |
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 153 |
Hilda |
1 |
Hilda |
|
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.9670 |
0.2171 |
0.1486 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
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 |
| 14.55 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Spectral Class Data
| Class 1 |
Class 2 |
Probability of Class 1 |
Probability of Class 2 |
Taxonomy |
Wavelength |
Author |
Reference |
Method |
| B |
B |
0.1506 |
0.0430 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |