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7827 (1992 QE2)
Classification: Main-belt Asteroid          SPK-ID: 2007827
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2417686822475763 7.9304e-08  
a 3.031272568397166 3.2755e-08 AU
q 2.298405794002557 2.499e-07 AU
i 13.79437715219292 8.5669e-06 deg
node 179.7336551331462 2.4575e-05 deg
peri 168.8792339378123 2.8432e-05 deg
M 77.15820743152017 1.1617e-05 deg
tp 2456587.342596386758
(2013-Oct-21.84259639)
6.2249e-05 JED
period 1927.684302836798
5.28
3.1244e-05
8.554e-08
d
yr
n .1867525711913619 3.0269e-09 deg/d
Q 3.764139342791776 4.0674e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      884  
   data-arc span      9488 days (25.98 yr)  
   first obs. used      1989-02-05  
   last obs. used      2015-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47566  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 14:10:47  

Additional Information
 Earth MOID = 1.29455 AU 
 T_jup = 3.155 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.0 mag n/a MPO319183  

7827 (1992 QE2)          Discovered 1992-Aug-22 by Holt, H. E. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1992 QE2 = 1971 SA1 = 1987 SD22 = 1989 CV3 = 1990 EU3 = 1990 GM 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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