1997 SM4
1997SM4, 2001 MA7, 2001MA7, D6826, J97S04M, K01M07A
All data for this body: [vot]
MPC data
| Name (number) |
1997 SM4 (136826) |
| a |
2.69912 |
| e |
0.27233 |
| i / sin(i) |
7.7730 /
0.13525
|
| q |
1.96407
|
| Q |
3.43416
|
| ω |
92.7010 |
| Node |
216.7472 |
| m |
344.3509 |
| n |
0.2223 |
| Epoch |
2460200.5 |
| nobs |
770 |
| nopp |
18 |
| Years observed |
1997-2023 |
| rms |
0.70 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.698 |
|
| ep |
0.246 |
|
| sin(ip) |
0.158 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
15.770 |
|
| Mass |
|
|
| D |
1.96 |
0.253 |
| pV |
0.242 |
0.0702 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.6984 |
0.2457 |
0.1579 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 1.96 |
0.253 |
0.253 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.242 |
0.0702 |
0.0702 |
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 |
| 15.77 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |