1998 HB53
1998HB53, 1999 RR253, 1999RR253, 39996, J98H53B, J99RP3R
All data for this body: [vot]
MPC data
| Name (number) |
1998 HB53 (39996) |
| a |
2.56650 |
| e |
0.13143 |
| i / sin(i) |
3.9770 /
0.06936
|
| q |
2.22917
|
| Q |
2.90382
|
| ω |
255.5370 |
| Node |
339.0068 |
| m |
187.1594 |
| n |
0.2397 |
| Epoch |
2460800.5 |
| nobs |
889 |
| nopp |
22 |
| Years observed |
1991-2025 |
| rms |
0.82 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.566 |
|
| ep |
0.164 |
|
| sin(ip) |
0.078 |
|
| G |
0.150 |
|
| H |
15.810 |
|
| Mass |
|
|
| D |
2.16 |
0.287 |
| pV |
0.240 |
0.0957 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.5655 |
0.1644 |
0.0779 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 2.16 |
0.287 |
0.287 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.240 |
0.0957 |
0.0957 |
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 |
| 15.81 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |