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JPL Small-Body Database Browser
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(2020 AS1)
Classification: Apollo [NEO]          SPK-ID: 3976537
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 2458854.5 (2020-Jan-06.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4143946772457689 0.0013968  
a 1.723240376613687 0.0042498 au
q 1.009138736929981 8.1741e-05 au
i 1.247316061862925 0.0035202 deg
node 93.92911786940059 0.00097056 deg
peri 32.87672625987329 0.0087606 deg
M 351.7750337741778 0.030677 deg
tp 2458873.377689658419
(2020-Jan-24.87768966)
0.00073269 TDB
period 826.2609341415879
2.26
3.0565
0.008368
d
yr
n .4356977137906298 0.0016118 deg/d
Q 2.437342016297393 0.0060109 au
  Orbit Determination Parameters
   # obs. used (total)      38  
   data-arc span      13 days  
   first obs. used      2020-01-04  
   last obs. used      2020-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .40277  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-18 05:00:25  

Additional Information
 Earth MOID = .0273423 au 
 Jupiter MOID = 2.64037 au 
 T_jup = 4.067 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e 1.950951076264418E-6 1.141710543690441E-7 -8.005341508205966E-7 -1.301896020842742E-6 1.219003440211337E-5 4.916761644363741E-6
q 1.141710543690441E-7 6.681657925093536E-9 -4.708970007816943E-8 -7.607005910480607E-8 7.129737624622159E-7 2.877405115100548E-7
tp -8.005341508205966E-7 -4.708970007816943E-8 5.368334324366067E-7 4.322858783064675E-7 -4.66067971846486E-6 -2.024420691263489E-6
node -1.301896020842742E-6 -7.607005910480607E-8 4.322858783064675E-7 9.419796048760317E-7 -8.324840440957571E-6 -3.275644252571345E-6
peri 1.219003440211337E-5 7.129737624622159E-7 -4.66067971846486E-6 -8.324840440957571E-6 7.674867392041728E-5 3.0707834989972E-5
i 4.916761644363741E-6 2.877405115100548E-7 -2.024420691263489E-6 -3.275644252571345E-6 3.0707834989972E-5 1.239159631256542E-5

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 26.7   .28781 E2020A86 autocmod 2.8

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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