Gracecai
09459, 1978 WF20, 1978WF20, 1984 HR2, 1984HR2, 1995 OT1, 1995OT1, 1998 FW113, 1998FW113, J78W20F, J84H02R, J95O01T, J98FB3W
All data for this body: [vot]
MPC data
| Name (number) |
Gracecai (9459) |
| a |
2.30644 |
| e |
0.16747 |
| i / sin(i) |
4.7729 /
0.08321
|
| q |
1.92019
|
| Q |
2.69270
|
| ω |
290.4111 |
| Node |
319.3057 |
| m |
225.0955 |
| n |
0.2814 |
| Epoch |
2460800.5 |
| nobs |
4939 |
| nopp |
24 |
| Years observed |
1978-2025 |
| rms |
0.66 |
Best values
|
Value |
Standard error |
| Parent |
Flora (8) |
|
| |
|
|
| ap |
2.305 |
|
| ep |
0.175 |
|
| sin(ip) |
0.096 |
|
| G |
0.150 |
|
| H |
13.800 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
34.554 |
| Period quality |
2 |
| Spectral Class |
C |
| Spectral Class Score |
3.593 |
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 8 |
Flora |
402 |
Flora |
1.0400 |
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3049 |
0.1749 |
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 |
| 13.80 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 34.5547 |
2 |
Synodic |
Pal |
2020ApJS..247...26P |
Lightcurve |