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4318 Bata (1980 DE1)
Classification: Outer Main-belt Asteroid          SPK-ID: 2004318
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1033909181926691 1.9351e-08  
a 3.220643580479025 1.4963e-08 au
q 2.887658283521973 6.2759e-08 au
i 9.542611091433679 2.1293e-06 deg
node 33.12608790335264 4.6312e-06 deg
peri 96.56013315611689 1.5204e-05 deg
M 89.86697498980699 1.4367e-05 deg
tp 2458869.500689179974
(2020-Jan-21.00068918)
8.3898e-05 TDB
period 2111.117592605381
5.78
1.4712e-05
4.028e-08
d
yr
n .1705257922443417 1.1884e-09 deg/d
Q 3.553628877436076 1.651e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3016  
   data-arc span      23435 days (64.16 yr)  
   first obs. used      1957-04-28  
   last obs. used      2021-06-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41683  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-07 23:06:02  

Additional Information
 Earth MOID = 1.92312 au 
 Jupiter MOID = 1.55845 au 
 T_jup = 3.159 
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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 11.86   n/a MPO614063  
diameter diameter 25.790 km 4.946 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 10.571 h n/a LCDB (Rev. 2020-October); 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.055   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

4318 Bata (1980 DE1)          Discovered 1980-Feb-21 by Vavrova, Z. at Klet
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1980 DE1 = 1977 TB3 = 1986 GJ 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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