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103437 (2000 AJ181)
Classification: Main-belt Asteroid          SPK-ID: 2103437
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1115361481714212 3.6586e-08  
a 2.234063491818742 1.2578e-08 au
q 1.984884655170884 8.2062e-08 au
i 7.540989698385361 4.3358e-06 deg
node 237.4539825672363 3.2374e-05 deg
peri 263.3983418006225 3.8459e-05 deg
M 74.21683822424582 2.0404e-05 deg
tp 2458949.055788552541
(2020-Apr-09.55578855)
6.9055e-05 TDB
period 1219.66818160024
3.34
1.03e-05
2.82e-08
d
yr
n .2951622461181774 2.4926e-09 deg/d
Q 2.483242328466599 1.3981e-08 au
  Orbit Determination Parameters
   # obs. used (total)      547  
   data-arc span      7441 days (20.37 yr)  
   first obs. used      2000-01-07  
   last obs. used      2020-05-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52028  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:46:48  

Additional Information
 Earth MOID = 1.01445 au 
 Jupiter MOID = 2.57407 au 
 T_jup = 3.620 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457210.5 (2015-Jul-07.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1113815669066479 3.6717e-08  
q 1.985764021656994 8.2415e-08 au
tp 2457730.057647411569
(2016-Dec-07.55764741)
6.9604e-05 TDB
node 237.4796263703452 3.2396e-05 deg
peri 263.6487058853227 3.846e-05 deg
i 7.537479551056594 4.3347e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      547  
   data-arc span      7441 days (20.37 yr)  
   first obs. used      2000-01-07  
   last obs. used      2020-05-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52028  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:46:48  

Additional Information
 Jupiter MOID = 2.57407 au 
 T_jup = 3.620 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.348156701770219E-15 -2.997990128804194E-15 7.760186918794835E-13 -3.787667336978338E-15 2.224446037906864E-13 -1.475009163381538E-15
q -2.997990128804194E-15 6.792181723547606E-15 -1.838701735785994E-12 8.796011698368118E-15 -5.443510557293681E-13 3.62257348637862E-15
tp 7.760186918794835E-13 -1.838701735785994E-12 4.844707480982314E-9 -7.986720925788905E-12 1.455723173990663E-9 -4.115376052578748E-12
node -3.787667336978338E-15 8.796011698368118E-15 -7.986720925788905E-12 1.049495927482722E-9 -1.042520366550891E-9 -4.035670603140345E-11
peri 2.224446037906864E-13 -5.443510557293681E-13 1.455723173990663E-9 -1.042520366550891E-9 1.479199087052716E-9 3.881088668543955E-11
i -1.475009163381538E-15 3.62257348637862E-15 -4.115376052578748E-12 -4.035670603140345E-11 3.881088668543955E-11 1.878952641569888E-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 16.60   n/a E2021B55  
diameter diameter 1.888 km 0.348 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.150   0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

103437 (2000 AJ181)          Discovered 2000-Jan-07 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2000 AJ181 = 2002 VP28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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