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7085 (1991 PE)
Classification: Main-belt Asteroid          SPK-ID: 2007085
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2597448266071535 4.848e-08  
a 3.084179735642648 2.5185e-08 AU
q 2.283080004982852 1.4808e-07 AU
i 2.747899939074525 5.3123e-06 deg
node 121.5720721809047 0.00015388 deg
peri 195.0933017843815 0.0001547 deg
M 117.3710099706687 1.4768e-05 deg
tp 2456355.490239173938
(2013-Mar-03.99023917)
7.8919e-05 JED
period 1978.371950240614
5.42
2.4232e-05
6.634e-08
d
yr
n .1819678043636921 2.2289e-09 deg/d
Q 3.885279466302443 3.1726e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1135  
   data-arc span      10510 days (28.77 yr)  
   first obs. used      1985-05-24  
   last obs. used      2014-03-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47064  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 13:36:17  

Additional Information
 Earth MOID = 1.27062 AU 
 T_jup = 3.172 
[ 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 12.6 mag n/a MPO279589  

7085 (1991 PE)          Discovered 1991-Aug-05 by Holt, H. E. at Palomar (675)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1991 PE = 1986 TE1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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