1981EL37
1998HT64, 20986, J81E37L, J98H64T
All data for this body: [vot]
MPC data
| Name (number) |
1981EL37 (20986) |
| Packed designation |
20986 |
| a |
3.10927 |
| e |
0.16198 |
| i / sin(i) |
10.8680 /
0.18855
|
| q |
2.60563
|
| Q |
3.61291
|
| ω |
111.4566 |
| Node |
207.2759 |
| m |
25.5175 |
| n |
0.1798 |
| Epoch |
2459600.5 |
| nobs |
1049 |
| nopp |
19 |
| Years observed |
1981-2021 |
| rms |
0.70 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.112 |
|
| ep |
0.130 |
|
| sin(ip) |
0.202 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
14.540 |
|
| Mass |
|
|
| D |
6.88 |
0.104 |
| pV |
0.045 |
0.0092 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.1122 |
0.1300 |
0.2015 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Jan-2022 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 6.88 |
0.104 |
0.104 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.045 |
0.0092 |
0.0092 |
Masiero |
2011ApJ...741...68M |
NEATM |
G data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.15 |
|
|
MPC-2022-01-18 |
MPC-2022-01-18 |
Phot |
H data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 14.54 |
|
|
MPC-2022-01-18 |
MPC-2022-01-18 |
Phot |