1998 XN28
1998XN28, 1990 HT, 1990HT, 2000 AS228, 2000AS228, 70005, J90H00T, J98X28N, K00AM8S
All data for this body: [vot]
MPC data
| Name (number) |
1998 XN28 (70005) |
| a |
3.23323 |
| e |
0.08668 |
| i / sin(i) |
10.2446 /
0.17785
|
| q |
2.95297
|
| Q |
3.51349
|
| ω |
244.1682 |
| Node |
52.3341 |
| m |
318.3711 |
| n |
0.1695 |
| Epoch |
2460800.5 |
| nobs |
3506 |
| nopp |
25 |
| Years observed |
1990-2025 |
| rms |
0.67 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.242 |
|
| ep |
0.045 |
|
| sin(ip) |
0.165 |
|
| G |
0.150 |
|
| H |
12.630 |
|
| Mass |
|
|
| D |
18.83 |
4.100 |
| pV |
0.055 |
0.0260 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
X |
| Spectral Class Score |
3.044 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.2424 |
0.0454 |
0.1646 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 18.83 |
4.100 |
4.100 |
Masiero |
2012ApJ...759L...8M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.055 |
0.0260 |
0.0260 |
Masiero |
2012ApJ...759L...8M |
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 |
| 12.63 |
|
|
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 |
| Cgx |
Cgx |
None |
None |
Movis |
NIR |
Popescu |
2018A&A...617A..12P |
PHOT |
| X |
|
0.350 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |
| X |
X |
0.1574 |
0.1574 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |