1981 QB
1981QB, 04596, J81Q00B
All data for this body: [vot]
MPC data
| Name (number) |
1981 QB (4596) |
| a |
2.23923 |
| e |
0.52000 |
| i / sin(i) |
37.0724 /
0.60283
|
| q |
1.07484
|
| Q |
3.40362
|
| ω |
248.4323 |
| Node |
154.1863 |
| m |
349.0062 |
| n |
0.2941 |
| Epoch |
2460800.5 |
| nobs |
893 |
| nopp |
19 |
| Years observed |
1981-2024 |
| rms |
0.68 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.265 |
|
| ep |
0.359 |
|
| sin(ip) |
0.745 |
|
| G |
0.150 |
|
| H |
16.450 |
|
| Mass |
|
|
| D |
2.10 |
0.740 |
| pV |
0.173 |
0.1440 |
|
Value |
| Rotational Period |
2.491 |
| Period quality |
2 |
| Spectral Class |
S |
| Spectral Class Score |
6.000 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.2655 |
0.3588 |
0.7449 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 2.10 |
0.740 |
0.740 |
Masiero |
2020PSJ.....1....5M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.173 |
0.1440 |
0.1440 |
Masiero |
2020PSJ.....1....5M |
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 |
| 16.45 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 2.49101 |
2 |
Synodic |
Pal |
2020ApJS..247...26P |
Lightcurve |
Spectral Class Data
| Class 1 |
Class 2 |
Probability of Class 1 |
Probability of Class 2 |
Taxonomy |
Wavelength |
Author |
Reference |
Method |
| S |
|
|
|
Bus-DeMeo |
VIS |
Ieva |
2018A&A...615A.127I |
PHOT |