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JPL Small-Body Database Browser
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(2020 AT1)
Classification: Apollo [NEO]          SPK-ID: 3976536
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3031013550388927 0.0003943  
a 1.344715307550258 0.00068167 au
q .9371302756902339 5.5179e-05 au
i 3.205217090447471 0.0047095 deg
node 281.8669158707403 0.0015394 deg
peri 224.0076351522104 0.0027077 deg
M 70.29064314961583 0.051819 deg
tp 2458889.291248219508
(2020-Feb-09.79124822)
0.0025904 TDB
period 569.5658603629677
1.56
0.43309
0.001186
d
yr
n .632060355181019 0.00048061 deg/d
Q 1.752300339410283 0.00088828 au
  Orbit Determination Parameters
   # obs. used (total)      28  
   data-arc span      2 days  
   first obs. used      2020-01-05  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .76461  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-08 06:23:49  

Additional Information
 Earth MOID = .00623939 au 
 Jupiter MOID = 3.26274 au 
 T_jup = 4.837 
[ 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 27.6   .25872 E2020A92 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
2009-May-04 20:59 8_01:12 Earth 0.470674829405452 0.319943222349354 0.622084711791848 19.9389837000328 19.9386997829941 2454956.374609155 11592.3550655547 7585812.72453802 972.139909093769 6.39798821382917 6947.7585997371 T 4 CATAB v2.0f-lin.ifort 2020-Jan-08 06:23:50 2020-Jan-08 06:24
2020-Jan-08 18:17 00:04 Moon 0.00551940506327752 0.00549411002579875 0.00554470120509121 6.19708683362571 6.19612859758753 2458857.261999357 3.95563201639014 1267.38700659861 30.6658969828434 5.71865892520624 2534.14652625487 T 4 CATAB v2.0f-lin.ifort 2020-Jan-08 06:23:50 2020-Jan-08 06:24
2020-Jan-09 11:55 < 00:01 Earth 0.00633836716363124 0.00631314523862521 0.00636358496972112 6.22730427507102 6.15942953889911 2458857.996866011 0.715402811553016 1231.23164880083 15.8862593351567 -0.561916262680516 436.157719904593 T 4 CATAB v2.0f-lin.ifort 2020-Jan-08 06:23:50 2020-Jan-08 06:24
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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