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308306 Dainere (2005 KL8)
Classification: Mars-crossing Asteroid          SPK-ID: 2308306
[ 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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5546337791909551 6.5189e-08  
a 3.141923841500579 3.1094e-08 au
q 1.39930674735895 2.1546e-07 au
i 23.08258099668851 1.6423e-05 deg
node 84.98065179529615 1.6375e-05 deg
peri 250.145782726724 2.4675e-05 deg
M 232.9569118607538 1.6421e-05 deg
tp 2459718.361147320697
(2022-May-18.86114732)		 0.00010288 TDB
period 2034.191838537469
5.57		 3.0197e-05
8.267e-08		 d
yr
n .1769744589373786 2.6271e-09 deg/d
Q 4.884540935642209 4.834e-08 au
   Orbit Determination Parameters
   # obs. used (total)      180  
   data-arc span      6827 days (18.69 yr)  
   first obs. used      1999-03-14  
   last obs. used      2017-11-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47016  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 10:50:35  

Additional Information
 Earth MOID = .550137 au 
 Jupiter MOID = 1.59378 au 
 T_jup = 2.846 
[ hide covariance matrix ]
Orbital Elements at Epoch 2455957.5 (2012-Jan-31.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5524865293971813 6.4313e-08  
q 1.408844996095539 2.1201e-07 au
tp 2455647.282089701554
(2011-Mar-26.78208970)		 5.1854e-05 TDB
node 85.02754284525588 1.6356e-05 deg
peri 250.2584112423302 2.4782e-05 deg
i 23.07014315939026 1.6415e-05 deg
   Orbit Determination Parameters
   # obs. used (total)      180  
   data-arc span      6827 days (18.69 yr)  
   first obs. used      1999-03-14  
   last obs. used      2017-11-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47016  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 10:50:35  

Additional Information
 Jupiter MOID = 1.59378 au 
 T_jup = 2.846 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.136217264599942E-15 -1.36244078864276E-14 -2.219031877974865E-12 7.522604362441829E-14 -7.526532619505978E-13 -2.358821809100948E-13
q -1.36244078864276E-14 4.494676766949487E-14 7.447724287272252E-12 -2.539714289264553E-13 2.542868216280237E-12 7.862961714513675E-13
tp -2.219031877974865E-12 7.447724287272252E-12 2.688845987464967E-9 -5.917179273283958E-11 9.70113898995869E-10 1.206782708064181E-10
node 7.522604362441829E-14 -2.539714289264553E-13 -5.917179273283958E-11 2.675170847124784E-10 -2.653376331238613E-10 -3.814001320075163E-11
peri -7.526532619505978E-13 2.542868216280237E-12 9.70113898995869E-10 -2.653376331238613E-10 6.141289347429886E-10 7.57957328185063E-11
i -2.358821809100948E-13 7.862961714513675E-13 1.206782708064181E-10 -3.814001320075163E-11 7.57957328185063E-11 2.694388053774613E-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 16.2   n/a MPO264772  

308306 Dainere           Discovered 2005 May 19 by the Siding Spring Survey at Siding Spring.
Named for Dainere Monique Anthoney (b. 1998), an inspiring Australian teenager, author and blogger who raises awareness and funds for brain tumour research.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20120831/MPCPages.arcLast Updated: 2012-09-04

[ show close-approach data ]
Alternate Designations
 2005 KL8 = 1999 FX83 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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