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39251 (2000 YL97)
Classification: Main-belt Asteroid          SPK-ID: 2039251
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07505365013974172 4.4504e-08  
a 2.975082468867828 2.0065e-08 au
q 2.751791670112543 1.3088e-07 au
i 11.75618559992737 4.9814e-06 deg
node 126.0552264633437 3.2856e-05 deg
peri 129.6880834572514 5.8755e-05 deg
M 228.7036892559527 5.1171e-05 deg
tp 2460080.091985665539
(2023-May-15.59198567)
0.000269 TDB
period 1874.33381368449
5.13
1.8961e-05
5.191e-08
d
yr
n .19206824172495 1.943e-09 deg/d
Q 3.198373267623112 2.1571e-08 au
  Orbit Determination Parameters
   # obs. used (total)      856  
   data-arc span      9563 days (26.18 yr)  
   first obs. used      1994-12-09  
   last obs. used      2021-02-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5643  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 20:42:12  

Additional Information
 Earth MOID = 1.75273 au 
 Jupiter MOID = 1.96284 au 
 T_jup = 3.225 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456905.5 (2014-Sep-05.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0770831125046792 4.3798e-08  
q 2.743963104245621 1.2867e-07 au
tp 2456339.556436767201
(2013-Feb-16.05643677)
0.00025283 TDB
node 126.1783189347596 3.2841e-05 deg
peri 130.7299875314438 5.8145e-05 deg
i 11.76121523441536 4.9871e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      856  
   data-arc span      9563 days (26.18 yr)  
   first obs. used      1994-12-09  
   last obs. used      2021-02-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5643  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 20:42:12  

Additional Information
 Jupiter MOID = 1.96284 au 
 T_jup = 3.225 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.918254449416435E-15 -5.579211836788781E-15 -2.4858270620582E-12 4.846289284274131E-15 -5.095514770570366E-13 2.858195086466148E-15
q -5.579211836788781E-15 1.655608074336522E-14 8.466562390588179E-12 -1.485977279936637E-14 1.732465873770788E-12 -7.846067354051734E-15
tp -2.4858270620582E-12 8.466562390588179E-12 6.392360488124464E-8 -6.487387583012703E-11 1.220982438572694E-8 -2.376147243796508E-11
node 4.846289284274131E-15 -1.485977279936637E-14 -6.487387583012703E-11 1.078544776946344E-9 -1.067772633981632E-9 5.644438275524266E-11
peri -5.095514770570366E-13 1.732465873770788E-12 1.220982438572694E-8 -1.067772633981632E-9 3.380878835447997E-9 -5.986954108550143E-11
i 2.858195086466148E-15 -7.846067354051734E-15 -2.376147243796508E-11 5.644438275524266E-11 -5.986954108550143E-11 2.487098090275802E-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 14.31   n/a MPCxxxxx  
diameter diameter 4.456 km 1.515 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.107   0.080 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39251 (2000 YL97)          Discovered 2000-Dec-30 by LINEAR at Socorro
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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