2017 PW21
2017PW21, K17P21W, x4603
All data for this body: [vot]
MPC data
| Name (number) |
2017 PW21 (594603) |
| a |
2.46637 |
| e |
0.13375 |
| i / sin(i) |
5.5362 /
0.09648
|
| q |
2.13649
|
| Q |
2.79625
|
| ω |
325.2736 |
| Node |
152.6307 |
| m |
224.7202 |
| n |
0.2545 |
| Epoch |
2460800.5 |
| nobs |
148 |
| nopp |
11 |
| Years observed |
2004-2023 |
| rms |
0.75 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.465 |
|
| ep |
0.162 |
|
| sin(ip) |
0.090 |
|
| G |
0.150 |
|
| H |
17.790 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
V |
| Spectral Class Score |
0.599 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.4648 |
0.1615 |
0.0903 |
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 |
| 17.79 |
|
|
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 |
| V |
V |
0.0999 |
0.0999 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |