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JPL Small-Body Database Browser
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201438 (2003 EQ20)
Classification: Main-belt Asteroid          SPK-ID: 2201438
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08239652784556641 3.8141e-08  
a 2.272117600691374 1.055e-08 au
q 2.084902999537606 8.7883e-08 au
i 7.464872755393756 5.4556e-06 deg
node 356.1085552208091 3.3055e-05 deg
peri 244.1973508730649 4.7716e-05 deg
M 310.631850897909 3.4496e-05 deg
tp 2459172.049311759617
(2020-Nov-18.54931176)
0.00012019 TDB
period 1250.963492792693
3.42
8.713e-06
2.385e-08
d
yr
n .2877781822364168 2.0044e-09 deg/d
Q 2.459332201845142 1.142e-08 au
  Orbit Determination Parameters
   # obs. used (total)      420  
   data-arc span      8860 days (24.26 yr)  
   first obs. used      1996-01-25  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56036  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 07:04:52  

Additional Information
 Earth MOID = 1.08609 au 
 Jupiter MOID = 2.55575 au 
 T_jup = 3.596 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.5   n/a MPO454427  

201438 (2003 EQ20)          Discovered 2003-Mar-06 by LONEOS at Anderson Mesa
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

[ 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
2076-Nov-24 16:51 00:04 Amphi 0.0450480119577425 0.0450341740864366 0.0450618509671927 2.7012684274865 2.70126838024435 2479632.202074863 3.66696240996705 777.085542299774 60.3678969126902 -27.5512135769642 52144.841982614 T 13 CATAB v2.0f-lin.ifort 2020-May-21 07:05:08 2020-May-21 07:05
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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