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215898 (2005 GR69)
Classification: Main-belt Asteroid          SPK-ID: 2215898
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08609815017922942 6.281e-08  
a 2.418205221469209 1.4862e-08 au
q 2.210002225146956 1.5035e-07 au
i 10.39165949904243 4.0076e-06 deg
node 99.9868825568945 3.1574e-05 deg
peri 122.0905060926328 4.2902e-05 deg
M 354.6828867179559 2.7291e-05 deg
tp 2459020.786707670265
(2020-Jun-20.28670767)
0.00010407 TDB
period 1373.53002915291
3.76
1.2663e-05
3.467e-08
d
yr
n .262098383259972 2.4163e-09 deg/d
Q 2.626408217791461 1.6142e-08 au
  Orbit Determination Parameters
   # obs. used (total)      283  
   data-arc span      6004 days (16.44 yr)  
   first obs. used      2003-11-18  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59739  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:22:58  

Additional Information
 Earth MOID = 1.21824 au 
 Jupiter MOID = 2.40355 au 
 T_jup = 3.488 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457638.5 (2016-Sep-07.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08650434022434671 6.2811e-08  
q 2.209364694974362 1.5052e-07 au
tp 2457645.181016421717
(2016-Sep-13.68101642)
0.00010732 TDB
node 100.0005540481556 3.158e-05 deg
peri 121.6170683082199 4.2773e-05 deg
i 10.39057899657386 4.0071e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      283  
   data-arc span      6004 days (16.44 yr)  
   first obs. used      2003-11-18  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59739  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:22:58  

Additional Information
 Jupiter MOID = 2.40355 au 
 T_jup = 3.488 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.945216394670377E-15 -9.416658381267489E-15 -1.877649259860715E-12 1.020132460655316E-14 -3.307473033159525E-13 -1.552362930982543E-14
q -9.416658381267489E-15 2.265512068503681E-14 4.009357061424435E-12 -2.066148008575663E-14 6.558995988140168E-13 3.703909507396622E-14
tp -1.877649259860715E-12 4.009357061424435E-12 1.15172785298474E-8 -4.504118690108382E-11 3.120355268951997E-9 1.786796345764052E-11
node 1.020132460655316E-14 -2.066148008575663E-14 -4.504118690108382E-11 9.972960312681015E-10 -9.925893184381919E-10 -1.691876886513815E-12
peri -3.307473033159525E-13 6.558995988140168E-13 3.120355268951997E-9 -9.925893184381919E-10 1.829559023245688E-9 5.786326490047045E-12
i -1.552362930982543E-14 3.703909507396622E-14 1.786796345764052E-11 -1.691876886513815E-12 5.786326490047045E-12 1.605671129664152E-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 16.7   n/a MPO418157  
diameter diameter 2.919 km 0.896 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

215898 (2005 GR69)          Discovered 2005-Apr-03 by NEAT at Palomar
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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