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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 
[ 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 26.7   .28781 E2020A86 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-Jan-13 10:14 00:01 Earth 0.0404535548668482 0.0400721353213829 0.0408349450757917 5.6902982703246 5.67871148336271 2458861.926353998 1.2972806750032 18941.2214330543 18.1405924336376 -0.0327472997927182 177.17211208592 T 3 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:01
2062-Dec-04 12:05 1_11:37 Earth 0.476006279610756 0.433948381118423 0.518064226874844 19.6312337662236 19.6309486281349 2474528.003323791 2137.22729959884 2097272.33233064 222.248270962451 -0.423116102141839 1983.34382460571 T 3 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:01
2063-May-02 06:14 1_11:26 Mars 0.0641064034612182 0.0333714914724433 0.0997859570755888 11.3633678689094 11.362974857446 2474676.759603998 2125.79949723201 1882945.56525817 53.1813375160808 24.0281289688495 74056.4261991273 T 3 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:01
2074-Aug-18 09:39 8_10:01 Mars 0.0274514215869042 0.0233529200473746 0.160699287320499 12.5244073084203 12.5235745891746 2478802.901930705 12120.9696902443 7208939.38113962 59.7095089317195 -58.2939469451409 58668.0283077606 T 3 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:01
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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