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90919 (1997 PA5)
Classification: Main-belt Asteroid          SPK-ID: 2090919
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1918017188377509 5.8493e-08  
a 2.273605604836068 1.5705e-08 au
q 1.837524141869366 1.3831e-07 au
i 3.938096917939881 6.1075e-06 deg
node 309.5281298082579 8.9786e-05 deg
peri 101.6774687415079 9.1721e-05 deg
M 78.53681950259087 1.8226e-05 deg
tp 2457127.324383029226
(2015-Apr-14.82438303)
6.2264e-05 JED
period 1252.192573271117
3.43
1.2974e-05
3.552e-08
d
yr
n .2874957156626221 2.9787e-09 deg/d
Q 2.70968706780277 1.8717e-08 au
  Orbit Determination Parameters
   # obs. used (total)      546  
   data-arc span      8690 days (23.79 yr)  
   first obs. used      1992-03-03  
   last obs. used      2015-12-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .60572  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 16:26:13  

Additional Information
 Earth MOID = .852024 au 
 Jupiter MOID = 2.67207 au 
 T_jup = 3.583 
[ 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 15.6 mag n/a MPO309817  

90919 (1997 PA5)          Discovered 1997-Aug-11 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

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