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JPL Small-Body Database Browser
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761 Brendelia (A913 RE)
Classification: Main-belt Asteroid          SPK-ID: 2000761
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06281122865058565 3.7132e-08  
a 2.86199632826453 1.0535e-08 au
q 2.68223082249277 1.0684e-07 au
i 2.155641010719527 3.9751e-06 deg
node 23.72796501908352 0.00010087 deg
peri 297.511075161405 0.00010516 deg
M 40.37024361243161 3.044e-05 deg
tp 2458802.182561382957
0.0001494 TDB
period 1768.48766600334
n .2035637606755693 1.124e-09 deg/d
Q 3.04176183403629 1.1197e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3016  
   data-arc span      42028 days (115.07 yr)  
   first obs. used      1904-11-15  
   last obs. used      2019-12-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46847  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 15:36:24  

Additional Information
 Earth MOID = 1.67032 au 
 Jupiter MOID = 2.15381 au 
 T_jup = 3.297 
[ 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 10.7   n/a MPO492758  
diameter diameter 20.763 km 0.300 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  
rotation period rot_per 57.96 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:
[Slivan, S.M.; Binzel, R.P.; Boroumand, S.C.; Pan M.W.; et al. (2008) Icarus 195, 226-276.]
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.156   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  
B-V BV 0.758   0.023 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=1.92 deg.
U-B UB 0.412   0.034 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=1.92 deg.
Tholen spectral type spec_T SC   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices

761 Brendelia (A913 RE)          Discovered 1913-Sep-08 by Kaiser, F. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 A913 RE = 1940 EM = 1966 QF = A904 VE 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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