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(2020 RD5)
Classification: Apollo [NEO]          SPK-ID: 54054272
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459107.5 (2020-Sep-15.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5926012649767365 0.0012071  
a 1.715228301950281 0.0042709 au
q .6987818404906446 0.00033044 au
i 7.605884830860933 0.014533 deg
node 174.9297454052013 0.0025776 deg
peri 265.6686455044423 0.0089716 deg
M 335.3310524787725 0.11033 deg
tp 2459163.724997960517
(2020-Nov-10.22499796)
0.041469 TDB
period 820.5051816000191
2.25
3.0646
0.00839
d
yr
n .4387540847676124 0.0016388 deg/d
Q 2.731674763409917 0.0068019 au
  Orbit Determination Parameters
   # obs. used (total)      86  
   data-arc span      9 days  
   first obs. used      2020-09-13  
   last obs. used      2020-09-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .43901  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-22 06:46:38  

Additional Information
 Earth MOID = .0141205 au 
 Jupiter MOID = 2.59472 au 
 T_jup = 3.950 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 24.04   .52379 9 autocmod 2.8

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2020-Sep-22 03:17 < 00:01 Earth 0.0271728231367655 0.0270151878924291 0.0273304571712196 17.2092604907445 17.2035616397656 2459114.637037037 0.0483717706906451 7855.39872346679 5.83896127887308 -0.0565883769325641 398.769972114551 T 9 CATAB v2.0f-lin.ifort 2020-Sep-22 06:46:48 2020-Sep-22 06:46
2023-Mar-24 10:17 7_07:28 Earth 0.44913089793538 0.300407009674598 0.598118446058869 29.7725851419612 29.7723858800319 2460027.928226369 10528.2962096429 7442644.10115728 126.88347723248 3.94986861053434 34682.9667410431 T 9 CATAB v2.0f-lin.ifort 2020-Sep-22 06:46:48 2020-Sep-22 06:46
2110-Aug-21 06:31 6_19:49 Venus 0.129841628648889 0.109625808347095 0.183702507345554 14.5484207436655 14.5472711184041 2491953.771245214 9829.11983207008 3881150.6596247 73.0009521814917 57.603345998049 331773.023907815 T 9 CATAB v2.0f-lin.ifort 2020-Sep-22 06:46:48 2020-Sep-22 06:46
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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