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JPL Small-Body Database Browser
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39415 Janeausten (4231 T-1)
Classification: Outer Main-belt Asteroid          SPK-ID: 2039415
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2037173191984722 4.8095e-08  
a 3.937093145719454 5.0774e-08 au
q 3.135039084638807 2.0596e-07 au
i 2.382744969534213 5.4213e-06 deg
node 123.4284743824075 0.00013101 deg
peri 162.7492591786715 0.00013197 deg
M 38.20997278261307 2.131e-05 deg
tp 2458697.643995205057
(2019-Aug-02.14399520)
0.00016525 TDB
period 2853.395430205364
7.81
5.5198e-05
1.511e-07
d
yr
n .1261654785695406 2.4406e-09 deg/d
Q 4.739147206800101 6.1118e-08 au
  Orbit Determination Parameters
   # obs. used (total)      926  
   data-arc span      17277 days (47.30 yr)  
   first obs. used      1971-03-24  
   last obs. used      2018-07-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59076  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 19:33:00  

Additional Information
 Earth MOID = 2.11874 au 
 Jupiter MOID = .453848 au 
 T_jup = 3.023 
[ 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 13.2   n/a MPO365715  
diameter diameter 9.036 km 0.413 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
geometric albedo albedo 0.117   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  

39415 Janeausten           Discovered 1971 Mar. 26 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Jane Austen (1775-1817) was one of the greatest English novelists. Her novel Pride and Prejudice has been made into a motion picture several times.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060219/MPCPages.arcLast Updated: 2010-06-03

[ 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
1902-May-16 09:06 00:01 Jupiter 1.89891118418264 1.89891047748412 1.89891189088116 4.92915639123334 4.83781653697004 2415885.879051439 1.30942728910657 55.0300224574081 30.8950254099991 -74.9576882146058 3202308.09501964 T 22 CATAB v2.0e-lin.ifort 2018-Oct-03 19:33:05 2018-Dec-17 16:27
1926-Apr-17 00:24 00:02 Jupiter 1.89729829574211 1.89729719450071 1.89729939698373 4.90008896483228 4.80811809294227 2424622.516529196 2.03264578786821 73.7159055267534 35.2473158801719 -54.6363321791396 2424682.985535 T 22 CATAB v2.0e-lin.ifort 2018-Oct-03 19:33:05 2018-Dec-17 16:27
1949-Oct-09 01:24 00:02 Jupiter 1.97098299024946 1.97098197127262 1.97098400922653 5.17750784881091 5.09382911551318 2433198.558138823 2.41454762559936 72.6497863517405 33.4558090392623 -57.5060006018552 2769068.20969186 T 22 CATAB v2.0e-lin.ifort 2018-Oct-03 19:33:05 2018-Dec-17 16:27
2042-Feb-10 12:06 00:02 Jupiter 1.97171753445365 1.97171690210653 1.97171816680078 4.39288646435956 4.29398174400748 2466926.003919834 1.86151541405397 61.5457724665573 27.1058321898538 -82.2488171452217 2891725.16266608 T 22 CATAB v2.0e-lin.ifort 2018-Oct-03 19:33:05 2018-Dec-17 16:27
2065-Sep-17 09:02 00:03 Jupiter 1.91360192920409 1.91360100658648 1.91360285182191 4.16941721599343 4.06186838858433 2475545.876416080 2.66731052101569 73.5639756040037 32.4023711504995 -69.5047367060389 2111813.60917928 T 22 CATAB v2.0e-lin.ifort 2018-Oct-03 19:33:05 2018-Dec-17 16:27
2089-Oct-06 17:06 00:02 Jupiter 1.93128774094225 1.93128695921751 1.9312885226671 4.3930415010742 4.29204559049543 2484331.212373101 2.42893446620205 65.5090190072987 30.8871417833337 -74.2330964291197 2454510.47746433 T 22 CATAB v2.0e-lin.ifort 2018-Oct-03 19:33:05 2018-Dec-17 16:27
2114-Feb-05 05:09 00:02 Jupiter 1.95588810102359 1.95588748098843 1.95588872105863 4.69323243235376 4.60003314365071 2493217.714647017 1.7222845888503 54.6716673776359 28.0479460659657 -84.6959893698421 3171116.64526186 T 22 CATAB v2.0e-lin.ifort 2018-Oct-03 19:33:05 2018-Dec-17 16:27
2138-Jun-17 03:49 00:02 Jupiter 1.92328953858613 1.92328887153855 1.92329020563371 4.73070654046443 4.63667751062371 2502115.659121725 1.57941494139997 51.3844476474917 30.8451340689174 -86.8695252319222 3174553.89528729 T 22 CATAB v2.0e-lin.ifort 2018-Oct-03 19:33:05 2018-Dec-17 16:27
2162-Aug-18 17:42 00:02 Jupiter 1.87912082879844 1.87911989991505 1.87912175768172 4.60014385290487 4.50109032335109 2510944.237421301 2.13009733425611 53.8134782381604 40.5110199972496 -66.0666979793341 2366638.26827446 T 22 CATAB v2.0e-lin.ifort 2018-Oct-03 19:33:05 2018-Dec-17 16:27
2186-May-25 04:40 00:02 Jupiter 1.89592652088943 1.89592556691369 1.89592747486518 4.64505622343986 4.54785982901019 2519624.694727431 2.23896560285327 54.2824686369396 40.943289823824 -62.6356503648652 2276498.78148553 T 22 CATAB v2.0e-lin.ifort 2018-Oct-03 19:33:05 2018-Dec-17 16:27

Alternate Designations
 4231 T-1 = 2001 DR90 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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