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JPL Small-Body Database Browser
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3362 Khufu (1984 QA)
Classification: Aten [NEO, PHA]          SPK-ID: 2003362
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4685174247283059 5.7406e-07  
a .989537560450789 1.3036e-08 au
q .525921970956455 5.7489e-07 au
i 9.916838353353837 1.2111e-05 deg
node 152.4376526441482 5.8633e-05 deg
peri 55.05381909473738 4.8036e-05 deg
M 157.3147948656793 0.00017162 deg
tp 2458443.386349364823
(2018-Nov-20.88634936)
0.00016834 TDB
period 359.5397004900738
0.98
7.1048e-06
1.945e-08
d
yr
n 1.00128024668569 1.9786e-08 deg/d
Q 1.453153149945123 1.9144e-08 au
  Orbit Determination Parameters
   # obs. used (total)      266  
   data-arc span      7394 days (20.24 yr)  
   first obs. used      1984-08-30  
   last obs. used      2004-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .64205  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:30:43  

Additional Information
 Earth MOID = .013236 au 
 Jupiter MOID = 3.52159 au 
 T_jup = 6.017 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.3   n/a PDS3 (MPC 28110)  
diameter diameter 0.7 km n/a Hazards due to Comets and Asteroids (1994), Ed. T. Gehrels, pp.540-543  
geometric albedo albedo 0.21   n/a Hazards due to Comets and Asteroids (1994), Ed. T. Gehrels, pp.540-543  

3362 Khufu (1984 QA)          Discovered 1984-Aug-30 by Dunbar, R. S. and Barucci, M. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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