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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 ]

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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 .06272690101272997 1.3261e-08  
a 2.863042171785807 9.0377e-09 au
q 2.683452408880928 3.5956e-08 au
i 2.155412967525889 2.5692e-07 deg
node 23.72467536282265 1.4245e-05 deg
peri 297.8711856855861 2.0724e-05 deg
M 120.6163333626895 1.6499e-05 deg
tp 2458803.651581189208
(2019-Nov-16.15158119)
8.1118e-05 TDB
period 1769.457127585877
4.84
8.3784e-06
2.294e-08
d
yr
n .2034522308495593 9.6335e-10 deg/d
Q 3.042631934690688 9.6046e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3735  
   data-arc span      42517 days (116.41 yr)  
   first obs. used      1904-11-15  
   last obs. used      2021-04-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43321  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 11:32:16  

Additional Information
 Earth MOID = 1.67093 au 
 Jupiter MOID = 2.15166 au 
 T_jup = 3.297 
[ 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 10.73   n/a E2021B10  
diameter diameter 20.763 km 0.300 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 57.96 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:
[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] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
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

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