1997 EM54
1997EM54, 1998 UH18, 1998UH18, 1998 UP17, 1998UP17, 39760, J97E54M, J98U17P, J98U18H
All data for this body: [vot]
MPC data
| Name (number) |
1997 EM54 (39760) |
| a |
2.27135 |
| e |
0.11750 |
| i / sin(i) |
4.3385 /
0.07565
|
| q |
2.00446
|
| Q |
2.53824
|
| ω |
270.0227 |
| Node |
6.3603 |
| m |
1.1263 |
| n |
0.2879 |
| Epoch |
2460800.5 |
| nobs |
1404 |
| nopp |
20 |
| Years observed |
1997-2025 |
| rms |
0.77 |
Best values
|
Value |
Standard error |
| Parent |
Flora (8) |
|
| |
|
|
| ap |
2.271 |
|
| ep |
0.105 |
|
| sin(ip) |
0.075 |
|
| G |
0.150 |
|
| H |
16.130 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
A |
| Spectral Class Score |
1.884 |
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 8 |
Flora |
402 |
Flora |
0.2500 |
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.2714 |
0.1046 |
0.0753 |
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 |
| 16.13 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Spectral Class Data
| Class 1 |
Class 2 |
Probability of Class 1 |
Probability of Class 2 |
Taxonomy |
Wavelength |
Author |
Reference |
Method |
| A |
|
0.314 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |