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22813 (1999 RY17)
Classification: Main-belt Asteroid          SPK-ID: 2022813
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2271478662936177 4.4081e-08  
a 2.566902729617708 1.0572e-08 au
q 1.983836251601783 1.097e-07 au
i 2.367599031371397 5.298e-06 deg
node 310.7539510453658 0.00011134 deg
peri 64.77527933311833 0.00011206 deg
M 45.89939048807429 1.4481e-05 deg
tp 2459008.978752349779
(2020-Jun-08.47875235)
5.9798e-05 TDB
period 1502.147379756461
4.11
9.2804e-06
2.541e-08
d
yr
n .2396569104014053 1.4806e-09 deg/d
Q 3.149969207633634 1.2974e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1135  
   data-arc span      10693 days (29.28 yr)  
   first obs. used      1991-11-04  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51679  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:13:22  

Additional Information
 Earth MOID = .984986 au 
 Jupiter MOID = 2.32721 au 
 T_jup = 3.394 
[ 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 14.85   n/a E2021B10  

22813 (1999 RY17)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20010309/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RY17 = 1991 VC1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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