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469211 (2016 GJ240)
Classification: Main-belt Asteroid          SPK-ID: 2469211
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 .2318068265973902 9.7957e-08  
a 3.053208108737183 1.7074e-07 au
q 2.345453626109397 2.1144e-07 au
i 22.55755599719919 1.4101e-05 deg
node 103.3729024458467 3.2472e-05 deg
peri 54.33544067133031 0.00016454 deg
M 318.9053601945814 0.00015753 deg
tp 2459222.941448765403
(2021-Jan-08.44144877)
0.00086957 TDB
period 1948.646391225606
5.34
0.00016346
4.475e-07
d
yr
n .1847436259451758 1.5497e-08 deg/d
Q 3.760962591364969 2.1032e-07 au
  Orbit Determination Parameters
   # obs. used (total)      78  
   data-arc span      5320 days (14.57 yr)  
   first obs. used      2005-03-14  
   last obs. used      2019-10-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63255  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 17:58:28  

Additional Information
 Earth MOID = 1.42381 au 
 Jupiter MOID = 1.61047 au 
 T_jup = 3.081 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457386.5 (2015-Dec-30.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2330216433901013 9.9598e-08  
q 2.340595308660864 2.1619e-07 au
tp 2457276.455381398279
(2015-Sep-10.95538140)
0.00071819 TDB
node 103.3999715514061 3.2488e-05 deg
peri 54.45027026077011 0.00016354 deg
i 22.5609828668358 1.4098e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      78  
   data-arc span      5320 days (14.57 yr)  
   first obs. used      2005-03-14  
   last obs. used      2019-10-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63255  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 17:58:28  

Additional Information
 Jupiter MOID = 1.61047 au 
 T_jup = 3.081 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.919755361424159E-15 -2.003046961975975E-14 6.044371177910462E-11 5.957795744799439E-13 1.350255623244878E-11 -6.086169353926717E-13
q -2.003046961975975E-14 4.67397787911378E-14 -1.040543092055041E-10 -1.023232179478691E-12 -2.318118446417305E-11 1.074494994384425E-12
tp 6.044371177910462E-11 -1.040543092055041E-10 5.15802609193666E-7 5.063669087571503E-9 1.154753651748126E-7 -5.090357412738575E-9
node 5.957795744799439E-13 -1.023232179478691E-12 5.063669087571503E-9 1.055447206817801E-9 2.05556652345146E-10 -3.25511683410004E-10
peri 1.350255623244878E-11 -2.318118446417305E-11 1.154753651748126E-7 2.05556652345146E-10 2.674553548068316E-8 -8.844732330140085E-10
i -6.086169353926717E-13 1.074494994384425E-12 -5.090357412738575E-9 -3.25511683410004E-10 -8.844732330140085E-10 1.987466059196504E-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 16.6   n/a MPO460742  
diameter diameter 2.218 km 0.233 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.068   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

469211 (2016 GJ240)          Discovered 2005-Mar-14 by CSS at Catalina
Reference: Last Updated: 2016-06-21

[ show close-approach data ]
Alternate Designations
 2016 GJ240 = 2010 GO74 = 2015 BE44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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