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JPL Small-Body Database Browser
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52666 (1998 BL33)
Classification: Main-belt Asteroid          SPK-ID: 2052666
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2125523152656483 4.579e-08  
a 3.171937569911613 2.2669e-08 au
q 2.497734895548805 1.5228e-07 au
i 14.90320970966347 4.2439e-06 deg
node 118.3366705059795 1.8439e-05 deg
peri 45.86152736096504 2.086e-05 deg
M 333.9557894457293 1.0107e-05 deg
tp 2459149.777402750064
(2020-Oct-27.27740275)
5.8717e-05 TDB
period 2063.409250898219
5.65
2.212e-05
6.056e-08
d
yr
n .1744685402778383 1.8703e-09 deg/d
Q 3.84614024427442 2.7488e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1061  
   data-arc span      8126 days (22.25 yr)  
   first obs. used      1998-01-24  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5107  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 10:24:56  

Additional Information
 Earth MOID = 1.53209 au 
 Jupiter MOID = 1.30991 au 
 T_jup = 3.115 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456699.5 (2014-Feb-11.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2145113167918886 4.5581e-08  
q 2.48952985018399 1.5193e-07 au
tp 2457088.456343432217
(2015-Mar-06.95634343)
5.0731e-05 TDB
node 118.3767666219425 1.8437e-05 deg
peri 46.12621806572575 2.0818e-05 deg
i 14.90983208518622 4.2448e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1061  
   data-arc span      8126 days (22.25 yr)  
   first obs. used      1998-01-24  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5107  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 10:24:56  

Additional Information
 Jupiter MOID = 1.30991 au 
 T_jup = 3.115 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.077663439640234E-15 -6.884123193414058E-15 2.024321411421117E-13 9.282483416992127E-15 7.538538128464983E-14 -5.436688876826538E-15
q -6.884123193414058E-15 2.308402836116106E-14 -5.109137314357782E-13 -3.055679705391671E-14 -2.330307956709436E-13 1.883090137458643E-14
tp 2.024321411421117E-13 -5.109137314357782E-13 2.573653024743963E-9 -2.316797144421458E-12 5.201511264092974E-10 3.068674620325438E-13
node 9.282483416992127E-15 -3.055679705391671E-14 -2.316797144421458E-12 3.399046942486102E-10 -3.28431377516139E-10 1.636624973653162E-11
peri 7.538538128464983E-14 -2.330307956709436E-13 5.201511264092974E-10 -3.28431377516139E-10 4.333880462723132E-10 -1.599865661754777E-11
i -5.436688876826538E-15 1.883090137458643E-14 3.068674620325438E-13 1.636624973653162E-11 -1.599865661754777E-11 1.801836285262792E-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 13.7   n/a MPO417183  
diameter diameter 12.120 km 0.139 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52666 (1998 BL33)          Discovered 1998-Jan-31 by Kobayashi, T. at Oizumi
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 BL33 = 1999 NO44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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