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JPL Small-Body Database Browser
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1043 Beate (1925 HB)
Classification: Main-belt Asteroid          SPK-ID: 2001043
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.


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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 .0386386878450206 3.7535e-08  
a 3.092284235612465 1.3614e-08 au
q 2.972802430304557 1.1707e-07 au
i 8.92194119285762 4.6263e-06 deg
node 159.1890851372189 2.4691e-05 deg
peri 156.7928358764476 6.3381e-05 deg
M 74.12563027924762 5.7435e-05 deg
tp 2458591.537549094764
(2019-Apr-18.03754909)
0.00031745 TDB
period 1986.175116100198
5.44
1.3117e-05
3.591e-08
d
yr
n .1812529001505419 1.197e-09 deg/d
Q 3.211766040920373 1.4141e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3066  
   data-arc span      34620 days (94.78 yr)  
   first obs. used      1925-04-22  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43873  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 15:44:07  

Additional Information
 Earth MOID = 1.96219 au 
 Jupiter MOID = 1.94437 au 
 T_jup = 3.205 
[ 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 9.6   n/a MPO267710  
diameter diameter 31.986 km 0.075 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 44.3 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.; Higgins, D. (2006) Minor Planet Bull. 33, 104-105.]
geometric albedo albedo 0.209   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.900   0.042 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=6.08, mean=6.36, max.=6.64) deg.
U-B UB 0.455   0.035 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=6.08, mean=6.36, max.=6.64) deg.
Tholen spectral type spec_T S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices

1043 Beate (1925 HB)          Discovered 1925-Apr-22 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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