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301 Bavaria (A890 WA)
Classification: Main-belt Asteroid          SPK-ID: 2000301
[ 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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 87 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06711545798536239 2.7958e-08  
a 2.724428329765164 6.852e-09 au
q 2.54157707466468 7.5272e-08 au
i 4.898070788726683 3.1627e-06 deg
node 142.2981498774463 3.61e-05 deg
peri 124.1436965953361 4.3721e-05 deg
M 64.0781793559499 2.4382e-05 deg
tp 2458708.139180050819
(2019-Aug-12.63918005)		 0.00011134 TDB
period 1642.523184016345
4.50		 6.1964e-06
1.696e-08		 d
yr
n .2191749885196248 8.2684e-10 deg/d
Q 2.907279584865649 7.3118e-09 au
   Orbit Determination Parameters
   # obs. used (total)      3505  
   data-arc span      47423 days (129.84 yr)  
   first obs. used      1891-01-11  
   last obs. used      2020-11-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4336  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 01:52:32  

Additional Information
 Earth MOID = 1.5296 au 
 Jupiter MOID = 2.14778 au 
 T_jup = 3.349 
[ 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 10.3   n/a MPO347513  
diameter diameter 53.042 km 0.426 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 12.253 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2004) Minor Planet Bull. 31, 67-70.]
[Warner, B.D. (2011) Minor Planet Bull. 38, 96-101.]
[Marciniak, A.; Pilcher, F.; Santana-Ros, T.; Oszkiewicz; Kankiewicz, P. (2014) ACM 2014, Poster 57.]
geometric albedo albedo 0.057   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
SMASSII spectral type spec_B C   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)

301 Bavaria (A890 WA)          Discovered 1890-Nov-16 by Palisa, J. at Vienna
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 A890 WA = 1928 DH1 = 1951 FD = 1952 OF 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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