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78525 (2002 RY97)
Classification: Main-belt Asteroid          SPK-ID: 2078525
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1009829965542363 4.3344e-08  
a 3.000012659191531 2.0302e-08 au
q 2.697062391165728 1.2943e-07 au
i 8.68553373342897 6.1875e-06 deg
node 3.271672174710231 3.0482e-05 deg
peri 51.11632110427649 4.3443e-05 deg
M 148.8449735278046 2.9874e-05 deg
tp 2458415.779984225141
(2018-Oct-24.27998423)
0.00015662 TDB
period 1897.942530294298
5.20
1.9266e-05
5.275e-08
d
yr
n .1896790836676061 1.9254e-09 deg/d
Q 3.302962927217335 2.2352e-08 au
  Orbit Determination Parameters
   # obs. used (total)      731  
   data-arc span      10244 days (28.05 yr)  
   first obs. used      1993-01-25  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54634  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:37:13  

Additional Information
 Earth MOID = 1.71675 au 
 Jupiter MOID = 2.07764 au 
 T_jup = 3.228 
[ 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 14.83   n/a E2020-QM9  

78525 (2002 RY97)          Discovered 2002-Sep-05 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 RY97 = 1999 CW36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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