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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 86 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06711545385814344 2.8275e-08  
a 2.724428330758949 6.9261e-09 au
q 2.541577086836078 7.6294e-08 au
i 4.898071182967697 3.206e-06 deg
node 142.298146564882 3.6375e-05 deg
peri 124.1436982251509 4.3997e-05 deg
M 64.07818039937874 2.441e-05 deg
tp 2458708.139175130142
(2019-Aug-12.63917513)
0.00011147 TDB
period 1642.523184915055
4.50
6.2635e-06
1.715e-08
d
yr
n .2191749883997028 8.3579e-10 deg/d
Q 2.907279574681819 7.391e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3457  
   data-arc span      47403 days (129.78 yr)  
   first obs. used      1891-01-11  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43584  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:31:08  

Additional Information
 Earth MOID = 1.5296 au 
 Jupiter MOID = 2.14778 au 
 T_jup = 3.349 
[ hide covariance matrix ]
Orbital Elements at Epoch 2455760.5 (2011-Jul-18.0) TDB
Reference: JPL 86 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06406889708814613 2.799e-08  
q 2.55089237164708 7.5014e-08 au
tp 2455415.980917386557
(2010-Aug-07.48091739)
0.00012054 TDB
node 142.5978390732437 3.6452e-05 deg
peri 122.9928403964959 4.4922e-05 deg
i 4.89173730193946 3.2026e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      3457  
   data-arc span      47403 days (129.78 yr)  
   first obs. used      1891-01-11  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43584  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:31:08  

Additional Information
 Jupiter MOID = 2.14778 au 
 T_jup = 3.349 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.834505536125228E-16 -2.092201750128722E-15 -1.104933127166036E-13 1.880070765360155E-16 -3.264518094298498E-14 1.85710181684152E-18
q -2.092201750128722E-15 5.627152865268611E-15 1.586713150452061E-13 -4.567601360023169E-16 6.030724837837588E-14 9.042697432364195E-17
tp -1.104933127166036E-13 1.586713150452061E-13 1.453015749735345E-8 2.098353084971168E-12 3.175999395453841E-9 8.54304856454316E-13
node 1.880070765360155E-16 -4.567601360023169E-16 2.098353084971168E-12 1.328771037216256E-9 -1.323045934141534E-9 5.133381986690653E-12
peri -3.264518094298498E-14 6.030724837837588E-14 3.175999395453841E-9 -1.323045934141534E-9 2.017969456667993E-9 -4.93113420338887E-12
i 1.85710181684152E-18 9.042697432364195E-17 8.54304856454316E-13 5.133381986690653E-12 -4.93113420338887E-12 1.025692083300522E-11

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. 2019-August); 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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