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39294 (2001 DB33)
Classification: Outer Main-belt Asteroid          SPK-ID: 2039294
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06266323136454464 4.2122e-08  
a 3.95085257286799 3.7155e-08 au
q 3.703279384007157 1.6468e-07 au
i 12.09101185786201 4.6955e-06 deg
node 128.5092294119874 1.9923e-05 deg
peri 51.77124277839698 3.9475e-05 deg
M 181.239112749513 3.6475e-05 deg
tp 2460820.810460591673
(2025-May-25.31046059)
0.00030088 TDB
period 2868.366641604961
7.85
4.0463e-05
1.108e-07
d
yr
n .1255069678953477 1.7705e-09 deg/d
Q 4.198425761728823 3.9484e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1548  
   data-arc span      11006 days (30.13 yr)  
   first obs. used      1990-10-20  
   last obs. used      2020-12-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49356  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 20:42:28  

Additional Information
 Earth MOID = 2.72593 au 
 Jupiter MOID = .897756 au 
 T_jup = 3.018 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457288.5 (2015-Sep-23.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05228065727458435 4.326e-08  
q 3.757493156681102 1.6579e-07 au
tp 2458012.170750419068
(2017-Sep-15.67075042)
0.00032837 TDB
node 129.2792365198922 2.003e-05 deg
peri 60.31564240097251 4.4897e-05 deg
i 12.01982506484318 4.6851e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1548  
   data-arc span      11006 days (30.13 yr)  
   first obs. used      1990-10-20  
   last obs. used      2020-12-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49356  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 20:42:28  

Additional Information
 Jupiter MOID = .897756 au 
 T_jup = 3.018 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.871399735368692E-15 -7.015824627494392E-15 -1.846943507159649E-12 -7.402652161131977E-15 -2.624554390598223E-13 -2.513731480168688E-15
q -7.015824627494392E-15 2.748738359375222E-14 1.020673569024005E-11 3.064053157497497E-14 1.339248080219923E-12 1.31922850775929E-14
tp -1.846943507159649E-12 1.020673569024005E-11 1.078268739544744E-7 -1.630244948039702E-11 1.321436981800307E-8 -9.822106708984392E-12
node -7.402652161131977E-15 3.064053157497497E-14 -1.630244948039702E-11 4.012193125333305E-10 -3.944645823313312E-10 2.139150599722789E-11
peri -2.624554390598223E-13 1.339248080219923E-12 1.321436981800307E-8 -3.944645823313312E-10 2.01571790429836E-9 -2.25116962645261E-11
i -2.513731480168688E-15 1.31922850775929E-14 -9.822106708984392E-12 2.139150599722789E-11 -2.25116962645261E-11 2.195035954143857E-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 12.38   n/a E2021B10  
diameter diameter 19.223 km 0.320 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
geometric albedo albedo 0.060   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  

39294 (2001 DB33)          Discovered 2001-Feb-17 by LINEAR at Socorro
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 DB33 = 1990 UK14 = 2000 CQ3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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