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35768 Wendybauer (1999 JR1)
Classification: Main-belt Asteroid          SPK-ID: 2035768
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0566423228794857 3.3817e-08  
a 2.911711733623437 1.6954e-08 au
q 2.746785617475551 1.0426e-07 au
i 3.439020182206456 3.9113e-06 deg
node 88.07192312394369 6.8025e-05 deg
peri 202.5323985545754 7.8448e-05 deg
M 10.93469859948371 3.9004e-05 deg
tp 2458945.377956718564
(2020-Apr-05.87795672)		 0.00019662 TDB
period 1814.767494574938
4.97		 1.5851e-05
4.34e-08		 d
yr
n .1983725193867442 1.7326e-09 deg/d
Q 3.076637849771322 1.7915e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1256  
   data-arc span      15587 days (42.67 yr)  
   first obs. used      1976-10-22  
   last obs. used      2019-06-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54431  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 03:56:20  

Additional Information
 Earth MOID = 1.73089 au 
 Jupiter MOID = 2.01626 au 
 T_jup = 3.278 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456601.5 (2013-Nov-05.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05539820265377805 3.3784e-08  
q 2.747483282124197 1.0363e-07 au
tp 2457145.269075209356
(2015-May-02.76907521)		 0.00020321 TDB
node 88.08710554375099 6.8019e-05 deg
peri 205.2221266089734 7.8981e-05 deg
i 3.440212220914002 3.9139e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      1256  
   data-arc span      15587 days (42.67 yr)  
   first obs. used      1976-10-22  
   last obs. used      2019-06-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54431  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 03:56:20  

Additional Information
 Jupiter MOID = 2.01626 au 
 T_jup = 3.278 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.141344402302567E-15 -3.464511170160789E-15 -4.000922621426866E-13 5.709453968424337E-16 -4.785674856023015E-14 -2.470463236837934E-16
q -3.464511170160789E-15 1.073975158430102E-14 7.972207164272309E-13 -1.042805026561639E-15 4.93625580188705E-14 8.33316071845699E-16
tp -4.000922621426866E-13 7.972207164272309E-13 4.129276943779799E-8 4.699238026798781E-11 8.17638394368203E-9 3.293539878743466E-12
node 5.709453968424337E-16 -1.042805026561639E-15 4.699238026798781E-11 4.626556704028236E-9 -4.608663817873228E-9 -5.226924395696677E-11
peri -4.785674856023015E-14 4.93625580188705E-14 8.17638394368203E-9 -4.608663817873228E-9 6.237951283044082E-9 5.281528537437756E-11
i -2.470463236837934E-16 8.33316071845699E-16 3.293539878743466E-12 -5.226924395696677E-11 5.281528537437756E-11 1.53183108108738E-11

[ 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 14.4   n/a PDS3 (MPO 24334)  
diameter diameter 3.338 km 0.801 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.275   0.099 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35768 Wendybauer           Discovered 1999 May 8 by the Catalina Sky Survey.
Wendy Hagen Bauer (b. 1950) is a North American professor emerita of astronomy at Wellesley College, where she taught from 1979-2015. A dedicated educator, she taught classes ranging from upper level astronomy seminars on stars, to planetary geology.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2018-10-26Last Updated: 2019-04-09

[ 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
1992-Aug-30 01:54 00:01 Thisb 0.0220900509063308 0.0220891098319678 0.0220909921109547 2.99404231031543 2.99404220722458 2448864.579031877 1.17731704688013 149.893222433603 37.7325981454339 -78.943418084113 85971.0242597764 T 25 CATAB v2.0f-lin.ifort 2020-Feb-23 03:56:34 2020-Feb-23 03:56

Alternate Designations
 1999 JR1 = 1976 UC15 = 1998 BA6 = 1998 BG50 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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