1997 JA
1997JA, 09444, 1991 ET8, 1991ET8, 1998 MQ33, 1998MQ33, J91E08T, J97J00A, J98M33Q
All data for this body: [vot]
MPC data
Name (number) |
1997 JA (9444) |
a |
3.13629 |
e |
0.08606 |
i / sin(i) |
2.2951 /
0.04005
|
q |
2.86637
|
Q |
3.40621
|
ω |
80.0806 |
Node |
84.4767 |
m |
309.8616 |
n |
0.1775 |
Epoch |
2460200.5 |
nobs |
3209 |
nopp |
25 |
Years observed |
1991-2023 |
rms |
0.59 |
Best values
|
Value |
Standard error |
Parent |
Themis (24) |
|
|
|
|
ap |
3.136 |
|
ep |
0.122 |
|
sin(ip) |
0.021 |
|
|
Value |
Standard error |
G |
0.150 |
|
H |
13.180 |
|
Mass |
|
|
D |
13.61 |
0.312 |
pV |
0.066 |
0.0122 |
Rotational Period |
15.310 |
Family data
Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
24 |
Themis |
602 |
Themis |
0.0000 |
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
ap |
ep |
sin(ip) |
Author |
Reference |
Method |
3.1358 |
0.1216 |
0.0205 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
Diameter data
Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
13.61 |
0.312 |
0.312 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
0.066 |
0.0122 |
0.0122 |
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 |
13.18 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |