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(2020 RA6)
Classification: Apollo [NEO]          SPK-ID: 54054282
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6381549333094376 0.00021108  
a 1.946389904783249 0.00097807 au
q .7042915849021321 5.6928e-05 au
i 7.291350953722355 0.0020843 deg
node 176.7907398212179 5.228e-05 deg
peri 255.0932172898003 0.00060428 deg
M 303.2186776206432 0.045045 deg
tp 2459156.939418795246
(2020-Nov-03.43941880)
0.006186 TDB
period 991.8435923352773
2.72
0.74761
0.002047
d
yr
n .3629604534243012 0.00027359 deg/d
Q 3.188488224664366 0.0016022 au
  Orbit Determination Parameters
   # obs. used (total)      110  
   data-arc span      12 days  
   first obs. used      2020-09-06  
   last obs. used      2020-09-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .54114  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 05:27:07  

Additional Information
 Earth MOID = .00304093 au 
 Jupiter MOID = 2.18516 au 
 T_jup = 3.607 
[ 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 25.976   .45549 7 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-18 00:57 < 00:01 Earth 0.00348893504197686 0.00348566859020898 0.00349220146295669 17.407705330043 17.363778866517 2459110.539672397 0.0128261802865071 162.059894516378 0.715433413983263 -0.122421734309288 2457.87451792133 T 7 CATAB v2.0f-lin.ifort 2020-Nov-11 05:27:07 2020-Nov-11 05:27
2020-Sep-18 05:48 < 00:01 Moon 0.00322358589685539 0.00322052725595406 0.00322664486908349 17.7562299085138 17.7556573290508 2459110.741974454 0.267445492719582 161.001590995222 0.818796676726141 18.6796789269866 184621.990426787 T 7 CATAB v2.0f-lin.ifort 2020-Nov-11 05:27:07 2020-Nov-11 05:27
2069-Apr-10 06:09 4_02:58 Venus 0.0475410704479293 0.0467950613715507 0.0611620844546471 13.5146921668972 13.5113119221472 2476846.756022621 5938.03415982245 1545813.40563464 19.7886945656111 79.8456154845339 340408.742272373 T 7 CATAB v2.0f-lin.ifort 2020-Nov-11 05:27:07 2020-Nov-11 05:27
2072-Feb-19 22:59 9_03:57 Earth 0.0624627668301422 0.0587296648948234 0.182120029063372 17.9586249209171 17.9562494660526 2477892.457897690 13196.7237094699 7536058.19045144 20.548982006276 70.0950386311306 435743.299478423 T 7 CATAB v2.0f-lin.ifort 2020-Nov-11 05:27:07 2020-Nov-11 05:27
2160-Nov-12 06:07 9_16:10 Earth 0.280952975240873 0.269190294065701 0.292947433134713 14.4144581161262 14.4138001700332 2510299.755174118 13930.2692164022 716119.502766746 19.0911605003025 34.1675356888493 871838.775353663 T 7 CATAB v2.0f-lin.ifort 2020-Nov-11 05:27:07 2020-Nov-11 05:27
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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