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180710 (2004 HE67)
Classification: Main-belt Asteroid          SPK-ID: 2180710
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1263119419768701 1.3134e-07  
a 2.876763438143133 3.6328e-08 au
q 2.513393861663216 3.5332e-07 au
i 13.23965662365478 1.2006e-05 deg
node 39.9046247534426 1.9213e-05 deg
peri 272.1807307138448 7.6211e-05 deg
M 79.63192965951798 8.291e-05 deg
tp 2458806.279330103750
(2019-Nov-18.77933010)
0.00040456 TDB
period 1782.192667808688
4.88
3.3759e-05
9.243e-08
d
yr
n .2019983621875414 3.8263e-09 deg/d
Q 3.24013301462305 4.0917e-08 au
  Orbit Determination Parameters
   # obs. used (total)      428  
   data-arc span      9716 days (26.60 yr)  
   first obs. used      1994-06-05  
   last obs. used      2021-01-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53622  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:27:36  

Additional Information
 Earth MOID = 1.54187 au 
 Jupiter MOID = 2.10683 au 
 T_jup = 3.245 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457922.5 (2017-Jun-18.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .127995665346167 1.321e-07  
q 2.507527269101775 3.5663e-07 au
tp 2458808.007024484710
(2019-Nov-20.50702448)
0.00039973 TDB
node 39.9436638369046 1.9191e-05 deg
peri 272.696722175847 7.5406e-05 deg
i 13.25276108711062 1.2018e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      428  
   data-arc span      9716 days (26.60 yr)  
   first obs. used      1994-06-05  
   last obs. used      2021-01-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53622  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:27:36  

Additional Information
 Jupiter MOID = 2.10683 au 
 T_jup = 3.245 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.745064043829091E-14 -4.704239411230522E-14 4.467925967764401E-11 -4.254553316029552E-14 7.586339095254127E-12 -4.753442096081401E-14
q -4.704239411230522E-14 1.271834076281067E-13 -1.191035945359838E-10 1.125720060943445E-13 -2.02062688771886E-11 1.289683585274356E-13
tp 4.467925967764401E-11 -1.191035945359838E-10 1.597870901082368E-7 -1.0187156602194E-10 2.900543556383419E-8 -1.965372353804618E-10
node -4.254553316029552E-14 1.125720060943445E-13 -1.0187156602194E-10 3.682775071530978E-10 -3.743154273299027E-10 -1.107156760789664E-10
peri 7.586339095254127E-12 -2.02062688771886E-11 2.900543556383419E-8 -3.743154273299027E-10 5.686079628011914E-9 7.084130209649559E-11
i -4.753442096081401E-14 1.289683585274356E-13 -1.965372353804618E-10 -1.107156760789664E-10 7.084130209649559E-11 1.444205979971492E-10

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 15.61   n/a E2021B55  

180710 (2004 HE67)          Discovered 2004-Apr-21 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

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