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43471 (2001 AH32)
Classification: Main-belt Asteroid          SPK-ID: 2043471
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09358541504109 5.2255e-08  
a 2.76152423551102 1.5286e-08 au
q 2.503085843784693 1.4363e-07 au
i 7.97625303372909 5.8236e-06 deg
node 313.6791191098786 3.1202e-05 deg
peri 243.7635185255777 4.0419e-05 deg
M 40.82919738659465 2.5091e-05 deg
tp 2459010.396524257591
(2020-Jun-09.89652426)
0.00011703 TDB
period 1676.184094907954
4.59
1.3917e-05
3.81e-08
d
yr
n .2147735449188646 1.7833e-09 deg/d
Q 3.019962627237347 1.6717e-08 au
  Orbit Determination Parameters
   # obs. used (total)      914  
   data-arc span      10342 days (28.31 yr)  
   first obs. used      1992-01-30  
   last obs. used      2020-05-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48442  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:20:14  

Additional Information
 Earth MOID = 1.51402 au 
 Jupiter MOID = 2.00811 au 
 T_jup = 3.321 
[ 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 14.98   n/a E2021B10  
diameter diameter 3.151 km 0.646 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.85 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]
geometric albedo albedo 0.235   0.075 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43471 (2001 AH32)          Discovered 2001-Jan-04 by LINEAR at Socorro
Reference: 20020624/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 AH32 = 1998 MD41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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