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43526 (2001 DD37)
Classification: Main-belt Asteroid          SPK-ID: 2043526
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09633079725934726 3.6916e-08  
a 2.637015129062693 1.0599e-08 au
q 2.382989359295123 9.6781e-08 au
i 4.305969938253727 4.2857e-06 deg
node 152.3908262264566 4.7469e-05 deg
peri 172.7766567970043 5.3896e-05 deg
M 44.55718394803176 2.3436e-05 deg
tp 2459006.910145461743
(2020-Jun-06.41014546)
0.00010206 TDB
period 1564.110238992135
4.28
9.43e-06
2.582e-08
d
yr
n .2301628050411415 1.3876e-09 deg/d
Q 2.891040898830262 1.162e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1033  
   data-arc span      10191 days (27.90 yr)  
   first obs. used      1993-03-19  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54442  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:20:38  

Additional Information
 Earth MOID = 1.36913 au 
 Jupiter MOID = 2.38216 au 
 T_jup = 3.386 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.26   n/a E2021B10  
diameter diameter 3.452 km 0.598 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 8.017 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:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.123   0.036 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43526 (2001 DD37)          Discovered 2001-Feb-19 by LINEAR at Socorro
Reference: 20020624/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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