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1042 Amazone (1925 HA)
Classification: Outer Main-belt Asteroid          SPK-ID: 2001042
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08762207583089324 3.7961e-08  
a 3.233822725913055 1.7274e-08 au
q 2.950468465799435 1.2129e-07 au
i 20.71344994756084 4.6083e-06 deg
node 52.41660583925083 1.0654e-05 deg
peri 298.0636132531437 2.7301e-05 deg
M 28.54446979711407 2.5163e-05 deg
tp 2458832.080559687974
(2019-Dec-14.58055969)
0.00014863 TDB
period 2124.089147329663
5.82
1.7019e-05
4.66e-08
d
yr
n .1694844119196129 1.358e-09 deg/d
Q 3.517176986026675 1.8787e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3137  
   data-arc span      34910 days (95.58 yr)  
   first obs. used      1925-04-01  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .36825  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:23:08  

Additional Information
 Earth MOID = 2.00779 au 
 Jupiter MOID = 1.92503 au 
 T_jup = 3.078 
[ 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 9.9   n/a MPO365255  
diameter diameter 63.920 km 0.102 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 540. h n/a LCDB (Rev. 2019-August); 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:
[Warner, B.D. (2010) Minor Planet Bull. 37, 127-130.]
geometric albedo albedo 0.054   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

1042 Amazone (1925 HA)          Discovered 1925-Apr-22 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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