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469793 (2005 RA17)
Classification: Main-belt Asteroid          SPK-ID: 2469793
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .117931911171064 8.6723e-08  
a 2.40288893658467 1.8246e-08 au
q 2.119511651961434 2.0544e-07 au
i 5.517019089324593 7.333e-06 deg
node 135.433599149585 7.2007e-05 deg
peri 227.1788368198816 7.7679e-05 deg
M 24.33739492835988 2.4487e-05 deg
tp 2459108.524837795507
(2020-Sep-16.02483780)
9.2897e-05 TDB
period 1360.501339238817
3.72
1.5496e-05
4.243e-08
d
yr
n .2646083393063143 3.0139e-09 deg/d
Q 2.686266221207905 2.0398e-08 au
  Orbit Determination Parameters
   # obs. used (total)      151  
   data-arc span      5582 days (15.28 yr)  
   first obs. used      2005-08-26  
   last obs. used      2020-12-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52584  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 16:20:21  

Additional Information
 Earth MOID = 1.119 au 
 Jupiter MOID = 2.75507 au 
 T_jup = 3.509 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458366.5 (2018-Sep-05.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1192510680866532 8.6582e-08  
q 2.116020581478504 2.054e-07 au
tp 2457748.132079247864
(2016-Dec-25.63207925)
9.7773e-05 TDB
node 135.480753194965 7.2093e-05 deg
peri 227.229676009128 7.762e-05 deg
i 5.514427786546979 7.3302e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      151  
   data-arc span      5582 days (15.28 yr)  
   first obs. used      2005-08-26  
   last obs. used      2020-12-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52584  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 16:20:21  

Additional Information
 Jupiter MOID = 2.75507 au 
 T_jup = 3.509 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.496517755695415E-15 -1.773205990845712E-14 -1.766648457729474E-12 6.687994065839953E-14 -5.925505676445562E-13 -1.797588784010993E-14
q -1.773205990845712E-14 4.218878442396742E-14 3.496619753738173E-12 -1.561950486633099E-13 1.228501904384404E-12 4.319570194611536E-14
tp -1.766648457729474E-12 3.496619753738173E-12 9.559561004112064E-9 -3.809999437976944E-12 2.858009988937541E-9 3.449426803288396E-12
node 6.687994065839953E-14 -1.561950486633099E-13 -3.809999437976944E-12 5.197457751305679E-9 -5.174179785704088E-9 3.308421166877077E-10
peri -5.925505676445562E-13 1.228501904384404E-12 2.858009988937541E-9 -5.174179785704088E-9 6.024819453062973E-9 -3.282136062550286E-10
i -1.797588784010993E-14 4.319570194611536E-14 3.449426803288396E-12 3.308421166877077E-10 -3.282136062550286E-10 5.373131684694238E-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 17.89   n/a MPCxxxxx  
diameter diameter 1.747 km 0.408 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.044   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

469793 (2005 RA17)          Discovered 2005-Sep-01 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-08-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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