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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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06281125928139078 3.3373e-08  
a 2.861996319773761 9.4664e-09 au
q 2.682230726870066 9.3928e-08 au
i 2.155641615034134 3.9046e-06 deg
node 23.72792090062465 8.4199e-05 deg
peri 297.5111157623902 8.9307e-05 deg
M 40.37025130343999 3.0084e-05 deg
tp 2458802.182524483673
(2019-Nov-14.68252448)
0.00014772 TDB
period 1768.487658133404
4.84
8.7742e-06
2.402e-08
d
yr
n .2035637615814472 1.01e-09 deg/d
Q 3.041761912677457 1.0061e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3408  
   data-arc span      42370 days (116.00 yr)  
   first obs. used      1904-11-15  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44756  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 01:55:57  

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] (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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1903-Feb-11 07:09 00:01 Eunom 0.0345017371809305 0.0344963753528329 0.0345071006791252 4.73514505196681 4.7351449660418 2416156.798126689 1.13743366015798 465.957450950851 35.829882514284 -55.2474871606291 118434.663805161 T 35 CATAB v2.0f-lin.ifort 2020-Dec-18 01:56:05 2020-Dec-18 01:56
2169-Aug-21 00:41 00:03 Eunom 0.0162737878300655 0.0162728396820814 0.0162747425129051 4.59511143575581 4.59511124803639 2513503.528520012 2.66616793142307 742.324785581368 34.1474556385649 87.4574366927402 71165.2675137426 T 35 CATAB v2.0f-lin.ifort 2020-Dec-18 01:56:05 2020-Dec-18 01:56

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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