Donmccarthy
06688, 1981 ER17, 1981ER17, J81E17R
All data for this body: [vot]
MPC data
| Name (number) |
Donmccarthy (6688) |
| a |
3.10577 |
| e |
0.17100 |
| i / sin(i) |
4.8341 /
0.08427
|
| q |
2.57469
|
| Q |
3.63685
|
| ω |
188.6481 |
| Node |
207.5110 |
| m |
142.4022 |
| n |
0.1801 |
| Epoch |
2460800.5 |
| nobs |
3373 |
| nopp |
26 |
| Years observed |
1978-2025 |
| rms |
0.74 |
Best values
|
Value |
Standard error |
| Parent |
Hygiea (10) |
|
| |
|
|
| ap |
3.111 |
|
| ep |
0.139 |
|
| sin(ip) |
0.090 |
|
| G |
0.150 |
|
| H |
13.140 |
|
| Mass |
|
|
| D |
8.91 |
0.428 |
| pV |
0.169 |
0.0517 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
C |
| Spectral Class Score |
10.446 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.1113 |
0.1389 |
0.0904 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 8.91 |
0.428 |
0.428 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.169 |
0.0517 |
0.0517 |
Masiero |
2011ApJ...741...68M |
NEATM |
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 |
| 13.14 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |