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JPL Small-Body Database Browser
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(2020 AN1)
Classification: Apollo [NEO]          SPK-ID: 3976532
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 .6397554533182322 0.00027273  
a 2.512567608818236 0.001833 au
q .9051387792460188 2.4944e-05 au
i 2.290040046457189 0.00073451 deg
node 108.5541517815546 0.00023548 deg
peri 316.3261981926676 0.0015095 deg
M 43.35234737474286 0.047943 deg
tp 2458825.319734955252
(2019-Dec-07.81973496)
0.0020325 TDB
period 1454.705436616124
3.98
1.5919
0.004358
d
yr
n .2474727810445373 0.00027081 deg/d
Q 4.119996438390454 0.0030057 au
  Orbit Determination Parameters
   # obs. used (total)      118  
   data-arc span      3 days  
   first obs. used      2020-01-04  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .65544  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-09 05:09:18  

Additional Information
 Earth MOID = .00435068 au 
 Jupiter MOID = 1.23439 au 
 T_jup = 3.138 
[ 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 25.9   .45488 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
2016-Jan-30 19:05 4_13:54 Earth 0.361174728715958 0.278808414670903 0.443540501457519 22.3715353327235 22.371205569354 2457418.295239327 6594.12178489171 4107202.38691951 45.5593333171329 -0.0605190035296906 985.968601680432 T 5 CATAB v2.0f-lin.ifort 2020-Jan-09 05:09:20 2020-Jan-09 05:09
2020-Jan-04 03:42 < 00:01 Moon 0.00475278057489735 0.00474556379771176 0.00475999823495285 10.9325689989641 10.9319382430832 2458852.654152423 0.273550953937464 374.109920970766 1.7278396143318 15.8649829678199 104828.598825651 T 5 CATAB v2.0f-lin.ifort 2020-Jan-09 05:09:20 2020-Jan-09 05:09
2020-Jan-04 07:00 < 00:01 Earth 0.00660719180433069 0.00659964184792792 0.00661474166108693 11.8318436891099 11.7977110475613 2458852.791778668 0.0176269518741776 374.296450848226 1.73241195642007 0.119258472762149 1775.2496557573 T 5 CATAB v2.0f-lin.ifort 2020-Jan-09 05:09:20 2020-Jan-09 05:09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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