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43534 (2001 DZ78)
Classification: Main-belt Asteroid          SPK-ID: 2043534
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1386109393702533 4.3048e-08  
a 2.854397127380056 1.6569e-08 au
q 2.458746460218153 1.2545e-07 au
i 21.7216742893082 4.812e-06 deg
node 131.5252876611623 9.9189e-06 deg
peri 1.538772984843395 1.9246e-05 deg
M 59.06207644956869 1.4313e-05 deg
tp 2458911.514381145716
(2020-Mar-03.01438115)
7.0382e-05 TDB
period 1761.448784760801
4.82
1.5337e-05
4.199e-08
d
yr
n .2043772167062392 1.7795e-09 deg/d
Q 3.250047794541958 1.8865e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1587  
   data-arc span      8250 days (22.59 yr)  
   first obs. used      1998-08-17  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47113  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 05:26:04  

Additional Information
 Earth MOID = 1.47322 au 
 Jupiter MOID = 1.80803 au 
 T_jup = 3.186 
[ show covariance matrix ]

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 13.74   n/a E2021B10  
diameter diameter 8.879 km 0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 146.782 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.081   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43534 (2001 DZ78)          Discovered 2001-Feb-16 by LINEAR at Socorro
Reference: 20020624/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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