2017 DY21
2017DY21, K17D21Y, w4413
All data for this body: [vot]
MPC data
| Name (number) |
2017 DY21 (584413) |
| a |
2.18739 |
| e |
0.17355 |
| i / sin(i) |
5.4698 /
0.09532
|
| q |
1.80776
|
| Q |
2.56701
|
| ω |
55.3496 |
| Node |
335.7566 |
| m |
289.2855 |
| n |
0.3047 |
| Epoch |
2460800.5 |
| nobs |
99 |
| nopp |
8 |
| Years observed |
1999-2025 |
| rms |
0.85 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.187 |
|
| ep |
0.152 |
|
| sin(ip) |
0.096 |
|
| G |
0.150 |
|
| H |
18.690 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 8 |
Flora |
0 |
Flora |
|
Novakovic |
2019EPSC...13.1671N |
HCM |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.1872 |
0.1520 |
0.0958 |
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 |
| 18.69 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |