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(2020 AH1)
Classification: Apollo [NEO]          SPK-ID: 3973547
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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .430379226889157 0.00064007  
a 1.713831867727377 0.0019169 au
q .9762342334768682 5.1131e-06 au
i 4.531579647112875 0.0051712 deg
node 298.1366603187087 0.0023389 deg
peri 207.9258786744326 0.001737 deg
M 48.86471683846813 0.080583 deg
tp 2458889.264443058124
(2020-Feb-09.76444306)
0.0031892 TDB
period 819.5033776917423
2.24
1.3749
0.003764
d
yr
n .439290440771575 0.00073701 deg/d
Q 2.451429501977885 0.0027419 au
  Orbit Determination Parameters
   # obs. used (total)      44  
   data-arc span      21 days  
   first obs. used      2019-12-29  
   last obs. used      2020-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .32545  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Apr-14 06:59:38  

Additional Information
 Earth MOID = .0143716 au 
 Jupiter MOID = 2.57582 au 
 T_jup = 4.069 
[ 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 24.5   .43214 E2020A63 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-18 12:30 < 00:01 Earth 0.0406329612066306 0.0404716817880121 0.040794238004996 8.00893637180875 8.00074453668236 2458867.020730453 0.305496825760603 8025.7938261927 24.9855299009346 0.0851307198161381 454.980078443437 T 5 CATAB v2.0f-lin.ifort 2020-Apr-14 06:59:40 2020-Apr-14 07:00
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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