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192227 (2008 AD118)
Classification: Main-belt Asteroid          SPK-ID: 2192227
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06948391690373767 4.7403e-08  
a 3.151722545332297 3.1593e-08 au
q 2.932728517888791 1.509e-07 au
i 15.35271009325976 5.6149e-06 deg
node 75.63390845434809 2.0136e-05 deg
peri 58.80173912257896 5.1385e-05 deg
M 146.3063126983042 4.47e-05 deg
tp 2458565.920976346194
(2019-Mar-23.42097635)
0.00025513 TDB
period 2043.715291574263
5.60
3.073e-05
8.413e-08
d
yr
n .1761497804925136 2.6486e-09 deg/d
Q 3.370716572775804 3.3788e-08 au
  Orbit Determination Parameters
   # obs. used (total)      316  
   data-arc span      7179 days (19.66 yr)  
   first obs. used      2000-09-26  
   last obs. used      2020-05-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63503  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:15:14  

Additional Information
 Earth MOID = 1.98072 au 
 Jupiter MOID = 1.89502 au 
 T_jup = 3.148 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457793.5 (2017-Feb-09.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07114965914031487 4.7455e-08  
q 2.927254118227873 1.521e-07 au
tp 2458564.375160992679
(2019-Mar-21.87516099)
0.00024818 TDB
node 75.64892911499511 2.0129e-05 deg
peri 58.38274279067085 5.0215e-05 deg
i 15.35682870289822 5.6163e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      316  
   data-arc span      7179 days (19.66 yr)  
   first obs. used      2000-09-26  
   last obs. used      2020-05-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63503  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:15:14  

Additional Information
 Jupiter MOID = 1.89502 au 
 T_jup = 3.148 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.251994487986686E-15 -7.075876496308485E-15 1.41088483882747E-12 1.261286981151603E-14 2.942749632028234E-13 -4.385505423759576E-15
q -7.075876496308485E-15 2.31332564169148E-14 -5.614434957274772E-12 -4.501151331443297E-14 -1.200103034768665E-12 1.404959246581686E-14
tp 1.41088483882747E-12 -5.614434957274772E-12 6.159202080537681E-8 3.700631104432324E-11 1.144272767749688E-8 1.069216344471575E-11
node 1.261286981151603E-14 -4.501151331443297E-14 3.700631104432324E-11 4.051919203293414E-10 -3.831632280458297E-10 -9.192560439470733E-12
peri 2.942749632028234E-13 -1.200103034768665E-12 1.144272767749688E-8 -3.831632280458297E-10 2.521532875972331E-9 1.067518734756253E-11
i -4.385505423759576E-15 1.404959246581686E-14 1.069216344471575E-11 -9.192560439470733E-12 1.067518734756253E-11 3.154282222434534E-11

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 15.35   n/a MPCxxxxx  
diameter diameter 6.332 km 0.618 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.033   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

192227 (2008 AD118)          Discovered 2008-Jan-13 by CSS at Catalina
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

[ show close-approach data ]
Alternate Designations
 2008 AD118 = 2006 WE60 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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