1998 HT23
1998HT23, 1991 TZ2, 1991TZ2, 39985, J91T02Z, J98H23T
All data for this body: [vot]
MPC data
| Name (number) |
1998 HT23 (39985) |
| a |
2.54829 |
| e |
0.18935 |
| i / sin(i) |
12.6950 /
0.21976
|
| q |
2.06578
|
| Q |
3.03079
|
| ω |
313.2429 |
| Node |
3.3112 |
| m |
133.4852 |
| n |
0.2423 |
| Epoch |
2460800.5 |
| nobs |
1040 |
| nopp |
21 |
| Years observed |
1991-2025 |
| rms |
0.72 |
Best values
|
Value |
Standard error |
| Parent |
Eunomia (15) |
|
| |
|
|
| ap |
2.547 |
|
| ep |
0.154 |
|
| sin(ip) |
0.221 |
|
| G |
0.150 |
|
| H |
15.590 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 15 |
Eunomia |
502 |
Eunomia |
-0.4500 |
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.5470 |
0.1542 |
0.2207 |
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 |
| 15.59 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |