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216816 (2006 UH84)
Classification: Main-belt Asteroid          SPK-ID: 2216816
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .205246022619512 4.937e-08  
a 2.612434437868801 1.8167e-08 au
q 2.076242660141989 1.357e-07 au
i 1.037881228179662 3.8506e-06 deg
node 217.1691819026683 0.00027298 deg
peri 145.0801606158579 0.00027323 deg
M 201.2192737035065 1.5477e-05 deg
tp 2460076.739442996702
(2023-May-12.23944300)
7.1995e-05 TDB
period 1542.291720101678
4.22
1.6088e-05
4.405e-08
d
yr
n .2334188761489729 2.4349e-09 deg/d
Q 3.148626215595613 2.1896e-08 au
  Orbit Determination Parameters
   # obs. used (total)      541  
   data-arc span      6720 days (18.40 yr)  
   first obs. used      2002-12-09  
   last obs. used      2021-05-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53235  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 03:34:10  

Additional Information
 Earth MOID = 1.0729 au 
 Jupiter MOID = 2.31257 au 
 T_jup = 3.379 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456847.5 (2014-Jul-09.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2059439852963917 5.018e-08  
q 2.074477300329319 1.3829e-07 au
tp 2456986.615999681628
(2014-Nov-25.11599968)
4.812e-05 TDB
node 217.451693410847 0.00027573 deg
peri 143.946000110726 0.00027596 deg
i 1.030036298336607 3.8442e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      541  
   data-arc span      6720 days (18.40 yr)  
   first obs. used      2002-12-09  
   last obs. used      2021-05-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53235  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 03:34:10  

Additional Information
 Jupiter MOID = 2.31257 au 
 T_jup = 3.379 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.518010581073584E-15 -6.908297364669052E-15 -1.385330349783083E-12 -2.370793308261795E-14 -3.434374495664153E-13 -7.503503199902851E-16
q -6.908297364669052E-15 1.912409696368462E-14 4.025294325305113E-12 6.964278935949119E-14 9.837827993605281E-13 2.087767090358618E-15
tp -1.385330349783083E-12 4.025294325305113E-12 2.315549875010837E-9 2.444258049091774E-11 5.708158601182723E-10 4.297378021275963E-13
node -2.370793308261795E-14 6.964278935949119E-14 2.444258049091774E-11 7.602668913346807E-8 -7.600837056729519E-8 -3.647302068405582E-10
peri -3.434374495664153E-13 9.837827993605281E-13 5.708158601182723E-10 -7.600837056729519E-8 7.615243718613856E-8 3.647872489528754E-10
i -7.503503199902851E-16 2.087767090358618E-15 4.297378021275963E-13 -3.647302068405582E-10 3.647872489528754E-10 1.477775411185855E-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 16.27   n/a MPCxxxxx  
diameter diameter 3.338 km 0.065 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

216816 (2006 UH84)          Discovered 2006-Oct-17 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090707/Numbers.arcLast Updated: 2009-07-09

Alternate Designations
 2006 UH84 = 2004 FJ140 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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