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523415 (2017 DR122)
Classification: Main-belt Asteroid          SPK-ID: 2523415
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1461839362171016 8.8747e-08  
a 2.790744415075046 4.7408e-08 au
q 2.382782411503483 2.3042e-07 au
i 7.780824133858423 1.0401e-05 deg
node 344.1319600133127 4.8688e-05 deg
peri 237.1717639532364 5.8446e-05 deg
M 220.8059341279711 3.1517e-05 deg
tp 2459658.910492684909
(2022-Mar-20.41049268)		 0.00015376 TDB
period 1702.858350186306
4.66		 4.3391e-05
1.188e-07		 d
yr
n .2114092460835707 5.387e-09 deg/d
Q 3.198706418646609 5.4338e-08 au
   Orbit Determination Parameters
   # obs. used (total)      84  
   data-arc span      6062 days (16.60 yr)  
   first obs. used      2003-04-01  
   last obs. used      2019-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65621  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 04:27:11  

Additional Information
 Earth MOID = 1.3862 au 
 Jupiter MOID = 1.83609 au 
 T_jup = 3.300 
[ 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 17.0   n/a MPO503698  

523415 (2017 DR122)          Discovered 2012-Feb-04 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2018-05-31

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