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266447 (2007 HU94)
Classification: Main-belt Asteroid          SPK-ID: 2266447
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2009757673699817 5.8532e-08  
a 2.69683162907997 2.172e-08 au
q 2.154833822957985 1.6126e-07 au
i 6.607186527534257 6.5192e-06 deg
node 53.1046793460002 4.8842e-05 deg
peri 168.1105927623594 5.1494e-05 deg
M 330.7330035246396 1.4023e-05 deg
tp 2459132.008804855803
(2020-Oct-09.50880486)
6.3459e-05 TDB
period 1617.629939852106
4.43
1.9542e-05
5.35e-08
d
yr
n .2225478096881129 2.6885e-09 deg/d
Q 3.238829435201955 2.6085e-08 au
  Orbit Determination Parameters
   # obs. used (total)      281  
   data-arc span      8113 days (22.21 yr)  
   first obs. used      1998-03-25  
   last obs. used      2020-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55749  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 22:25:27  

Additional Information
 Earth MOID = 1.14694 au 
 Jupiter MOID = 1.73849 au 
 T_jup = 3.331 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457389.5 (2016-Jan-02.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2016292719581726 5.8482e-08  
q 2.153647290986558 1.6127e-07 au
tp 2457512.627338610913
(2016-May-04.12733861)
6.033e-05 TDB
node 53.12288917131816 4.8844e-05 deg
peri 167.8218616512039 5.1478e-05 deg
i 6.607323424711902 6.5191e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      281  
   data-arc span      8113 days (22.21 yr)  
   first obs. used      1998-03-25  
   last obs. used      2020-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55749  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 22:25:27  

Additional Information
 Jupiter MOID = 1.73849 au 
 T_jup = 3.331 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.420150480040936E-15 -9.378302804501535E-15 -3.653037539719285E-13 -2.707172201351403E-14 -1.019503002669559E-14 -1.994994689947207E-15
q -9.378302804501535E-15 2.600884544974303E-14 9.820332562850284E-13 7.425891548830748E-14 1.319652336750737E-14 5.79931782384948E-15
tp -3.653037539719285E-13 9.820332562850284E-13 3.639651516849008E-9 -6.517816461864485E-12 1.004359088904447E-9 3.273295852275683E-12
node -2.707172201351403E-14 7.425891548830748E-14 -6.517816461864485E-12 2.385761899559849E-9 -2.371508842733169E-9 -8.628794232539301E-11
peri -1.019503002669559E-14 1.319652336750737E-14 1.004359088904447E-9 -2.371508842733169E-9 2.650000757038346E-9 8.662151405054527E-11
i -1.994994689947207E-15 5.79931782384948E-15 3.273295852275683E-12 -8.628794232539301E-11 8.662151405054527E-11 4.249925575396044E-11

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 16.59   n/a E2021B55  

266447 (2007 HU94)          Discovered 2007-Apr-26 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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