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396 Aeolia (A894 XA)
Classification: Main-belt Asteroid          SPK-ID: 2000396
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 44 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .160370853193515 1.5408e-08  
a 2.740478460757686 8.5173e-09 au
q 2.300985591847525 4.195e-08 au
i 2.550087796655717 7.7137e-07 deg
node 249.8993039828104 8.4382e-06 deg
peri 21.46825940519363 1.0776e-05 deg
M 69.63498661882086 5.7714e-06 deg
tp 2458879.974185769271
(2020-Jan-31.47418577)
2.6504e-05 TDB
period 1657.059169906915
4.54
7.7251e-06
2.115e-08
d
yr
n .2172523507535479 1.0128e-09 deg/d
Q 3.179971329667847 9.8832e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3113  
   data-arc span      34849 days (95.41 yr)  
   first obs. used      1925-09-15  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41142  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 10:49:29  

Additional Information
 Earth MOID = 1.2832 au 
 Jupiter MOID = 1.92072 au 
 T_jup = 3.330 
[ 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 10.08   n/a E2021B10  
diameter diameter 39.242 km 0.455 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 14.353 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Pilcher, F. (2017) Minor Planet Bull. 44, 112-114.]
geometric albedo albedo 0.126   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
SMASSII spectral type spec_B Xe   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

396 Aeolia (A894 XA)          Discovered 1894-Dec-01 by Charlois, A. at Nice
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 A894 XA = 1925 RH = 1950 CL = A916 UG 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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