2021 HR17
2021HR17, ~0ned, K21H17R
All data for this body: [vot]
MPC data
| Name (number) |
2021 HR17 (810875) |
| a |
2.75310 |
| e |
0.10262 |
| i / sin(i) |
9.5823 /
0.16647
|
| q |
2.47056
|
| Q |
3.03563
|
| ω |
351.5377 |
| Node |
223.2828 |
| m |
329.7557 |
| n |
0.2158 |
| Epoch |
2460800.5 |
| nobs |
76 |
| nopp |
6 |
| Years observed |
2016-2025 |
| rms |
0.73 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.752 |
|
| ep |
0.139 |
|
| sin(ip) |
0.176 |
|
| G |
0.150 |
|
| H |
17.630 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.7519 |
0.1394 |
0.1763 |
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 |
| 17.63 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |