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100064 (1992 EL20)
Classification: Main-belt Asteroid          SPK-ID: 2100064
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07061875120064862 3.1556e-08  
a 2.567658090337691 1.366e-08 au
q 2.386333282487801 8.2943e-08 au
i 5.434166398906522 3.6903e-06 deg
node 106.3904391320843 4.4964e-05 deg
peri 7.346071686793509 5.5012e-05 deg
M 37.56262122934399 3.1652e-05 deg
tp 2459043.695830754044
(2020-Jul-13.19583075)
0.00013215 TDB
period 1502.810482364466
4.11
1.1992e-05
3.283e-08
d
yr
n .2395511637858616 1.9116e-09 deg/d
Q 2.748982898187581 1.4624e-08 au
  Orbit Determination Parameters
   # obs. used (total)      571  
   data-arc span      10612 days (29.05 yr)  
   first obs. used      1992-02-26  
   last obs. used      2021-03-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55487  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:30:26  

Additional Information
 Earth MOID = 1.40286 au 
 Jupiter MOID = 2.31128 au 
 T_jup = 3.422 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457397.5 (2016-Jan-10.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0691942112742653 3.1528e-08  
q 2.389579375221388 8.2751e-08 au
tp 2457543.439283200721
(2016-Jun-03.93928320)
0.00013581 TDB
node 106.4604936370124 4.4984e-05 deg
peri 7.92546650681477 5.5419e-05 deg
i 5.43300639023676 3.689e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      571  
   data-arc span      10612 days (29.05 yr)  
   first obs. used      1992-02-26  
   last obs. used      2021-03-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55487  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:30:26  

Additional Information
 Jupiter MOID = 2.31128 au 
 T_jup = 3.422 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.940205636945683E-16 -2.578312181914166E-15 -3.314275018460771E-13 -1.101286435589078E-14 -7.012458063786209E-14 -2.628355359360191E-16
q -2.578312181914166E-15 6.84768937496078E-15 6.48701417247565E-13 2.902664713636788E-14 1.26120958799309E-13 9.544327759492203E-16
tp -3.314275018460771E-13 6.48701417247565E-13 1.844503969605534E-8 2.972914925885947E-11 4.417945837565194E-9 -5.552470758904793E-12
node -1.101286435589078E-14 2.902664713636788E-14 2.972914925885947E-11 2.023565772402655E-9 -2.007098858279893E-9 -1.504132515802852E-11
peri -7.012458063786209E-14 1.26120958799309E-13 4.417945837565194E-9 -2.007098858279893E-9 3.071220275189729E-9 1.364574907275495E-11
i -2.628355359360191E-16 9.544327759492203E-16 -5.552470758904793E-12 -1.504132515802852E-11 1.364574907275495E-11 1.360893457609559E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.02   n/a E2021B55  

100064 (1992 EL20)          Discovered 1992-Mar-01 by UESAC at La Silla
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1992 EL20 = 2003 YD29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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