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(2020 RF2)
Classification: Apollo [NEO]          SPK-ID: 54053823
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 2459102.5 (2020-Sep-10.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .337814359401584 0.0005982  
a 1.038493365603221 0.0012185 au
q .6876753945591738 0.0001899 au
i 33.98553073328011 0.08983 deg
node 346.9891357026125 0.00057369 deg
peri 113.4614505104266 0.13741 deg
M 285.9948440133769 0.22532 deg
tp 2459181.962732301614
(2020-Nov-28.46273230)
0.10211 TDB
period 386.5485214807447
1.06
0.68032
0.001863
d
yr
n .9313190453321467 0.0016391 deg/d
Q 1.389311336647268 0.0016301 au
  Orbit Determination Parameters
   # obs. used (total)      24  
   data-arc span      1 day  
   first obs. used      2020-09-10  
   last obs. used      2020-09-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .61008  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-11 16:12:18  

Additional Information
 Earth MOID = .0470778 au 
 Jupiter MOID = 3.8276 au 
 T_jup = 5.708 
[ 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 25.468   .34456 1 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
2017-Oct-23 21:45 3_15:01 Venus 0.147144959989053 0.0741922095464896 0.264784513190106 25.8707054733194 25.8701350200535 2458050.405945971 5221.24713729192 6338460.93238168 6718.74608131912 -30.28519723457 1615.69433171559 T 1 CATAB v2.0f-lin.ifort 2020-Sep-11 16:12:19 2020-Sep-11 16:12
2019-Sep-01 23:53 1_06:23 Earth 0.33161051620417 0.299985219142048 0.36341180396333 25.7132190517839 25.7129065660094 2458728.495355422 1823.27304709795 1626656.24130011 3337.20326758664 -13.4837648175512 3268.5773435729 T 1 CATAB v2.0f-lin.ifort 2020-Sep-11 16:12:19 2020-Sep-11 16:12
2020-Sep-11 20:28 00:01 Earth 0.0480679159416523 0.0476999353470903 0.0484358948142826 19.050795918246 19.0478860246533 2459104.352598683 1.43721399003879 18344.0516482374 411.417669004774 0.00243262541114137 312.006903064262 T 1 CATAB v2.0f-lin.ifort 2020-Sep-11 16:12:19 2020-Sep-11 16:12
2021-Sep-12 22:54 11:56 Earth 0.341500194735834 0.311950800520966 0.371850345052135 16.5736382714173 16.5731675004051 2459470.454239659 715.999302446104 1706127.93470679 3875.50541816318 28.7911812232513 7190.75790321491 T 1 CATAB v2.0f-lin.ifort 2020-Sep-11 16:12:19 2020-Sep-11 16:12
2023-Feb-15 02:17 7_03:46 Earth 0.348400378430277 0.295002481265061 0.402042933975465 19.7068527151696 19.706464635632 2459990.594877568 10305.7958708773 2708264.06407331 11099.4991099068 -9.67103729933385 787.184516597542 T 1 CATAB v2.0f-lin.ifort 2020-Sep-11 16:12:19 2020-Sep-11 16:12
2024-Mar-15 07:01 7_00:11 Earth 0.16750544051818 0.166360823178888 0.196566050285151 21.4608962705641 21.4601550574683 2460384.792093774 10090.9976089124 4274776.91286487 4129.10696770293 83.5397169123591 6071.31665716086 T 1 CATAB v2.0f-lin.ifort 2020-Sep-11 16:12:19 2020-Sep-11 16:12
2025-Apr-07 03:19 7_17:06 Earth 0.392798097334138 0.280601102997222 0.510531137094925 27.2543288401146 27.2540799489541 2460772.638516875 11105.551780596 6188038.79125347 6418.94911854525 21.0987720161684 3155.7379230382 T 1 CATAB v2.0f-lin.ifort 2020-Sep-11 16:12:19 2020-Sep-11 16:12
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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