1998 QP98
1998QP98, 1987 YA4, 1987YA4, 1992 BX2, 1992BX2, 52815, J87Y04A, J92B02X, J98Q98P
All data for this body: [vot]
MPC data
| Name (number) |
1998 QP98 (52815) |
| a |
2.37863 |
| e |
0.21810 |
| i / sin(i) |
6.6220 /
0.11532
|
| q |
1.85984
|
| Q |
2.89741
|
| ω |
133.6559 |
| Node |
255.9071 |
| m |
90.2424 |
| n |
0.2687 |
| Epoch |
2460800.5 |
| nobs |
2194 |
| nopp |
21 |
| Years observed |
1987-2025 |
| rms |
0.75 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.379 |
|
| ep |
0.192 |
|
| sin(ip) |
0.133 |
|
| G |
0.150 |
|
| H |
14.970 |
|
| Mass |
|
|
| D |
3.31 |
0.058 |
| pV |
0.139 |
0.0210 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
3.408 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3790 |
0.1919 |
0.1331 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 3.31 |
0.058 |
0.058 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.139 |
0.0210 |
0.0210 |
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 |
| 14.97 |
|
|
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 |
| S |
|
0.568 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |