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20518 Rendtel (1999 RC36)
Classification: Outer Main-belt Asteroid          SPK-ID: 2020518
[ 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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1119058418294139 4.2312e-08  
a 3.200988840432659 2.0966e-08 au
q 2.842779489557483 1.4137e-07 au
i 10.64132872900809 5.4744e-06 deg
node 7.806425199007039 2.2664e-05 deg
peri 322.5171023543871 3.3028e-05 deg
M 270.7627732532929 2.5027e-05 deg
tp 2459519.023246283221
(2021-Oct-31.52324628)		 0.00014676 TDB
period 2091.82171462817
5.73		 2.0552e-05
5.627e-08		 d
yr
n .1720987967007463 1.6908e-09 deg/d
Q 3.559198191307835 2.3312e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1321  
   data-arc span      12943 days (35.44 yr)  
   first obs. used      1985-02-28  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4945  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 01:36:20  

Additional Information
 Earth MOID = 1.84186 au 
 Jupiter MOID = 1.87748 au 
 T_jup = 3.158 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457034.5 (2015-Jan-12.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1107884947790555 4.2449e-08  
q 2.847698533961289 1.4175e-07 au
tp 2457429.828800031061
(2016-Feb-11.32880003)		 0.00014358 TDB
node 7.834139625659673 2.2663e-05 deg
peri 323.1104789410185 3.315e-05 deg
i 10.63973470672327 5.4736e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      1321  
   data-arc span      12943 days (35.44 yr)  
   first obs. used      1985-02-28  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4945  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 01:36:20  

Additional Information
 Jupiter MOID = 1.87748 au 
 T_jup = 3.158 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.801957529949172E-15 -5.967553198704531E-15 1.712487632785591E-12 -2.331449299439585E-15 3.148938388079343E-13 2.139997765926651E-15
q -5.967553198704531E-15 2.009316162244446E-14 -5.11725832371058E-12 4.127054812894389E-15 -9.591064405354666E-13 -6.039557539731254E-15
tp 1.712487632785591E-12 -5.11725832371058E-12 2.061601084439317E-8 -3.896983373877193E-11 3.492745041231513E-9 6.0854401222994E-12
node -2.331449299439585E-15 4.127054812894389E-15 -3.896983373877193E-11 5.136048264385761E-10 -5.1095661276659E-10 2.44794999780234E-11
peri 3.148938388079343E-13 -9.591064405354666E-13 3.492745041231513E-9 -5.1095661276659E-10 1.098950502630042E-9 -2.30226548602871E-11
i 2.139997765926651E-15 -6.039557539731254E-15 6.0854401222994E-12 2.44794999780234E-11 -2.30226548602871E-11 2.99601489425548E-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 13.3   n/a MPO302190  

20518 Rendtel           Discovered 1999 Sept. 12 by A. Knöfel at Drebach.
Jürgen Rendtel (b. 1954) is a solar physicist to the Astrophysical Institute in Potsdam and a keen amateur astronomer who has organized a study group for meteor observers in Germany (Arbeitskreis Meteore) in 1975. He has also been president of the International Meteor Organization since its foundation in 1988.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010309/MPCPages.arcLast Updated: 2009-05-11

[ 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
1932-Jul-05 01:50 00:03 Jupiter 1.97102653901096 1.97102602288168 1.97102705514057 3.60004965021772 3.47863249102336 2426893.576187202 2.58153112506942 95.1881402277562 19.976788892604 -85.2596185542791 2563930.68772714 T 26 CATAB v2.0f-lin.ifort 2020-Aug-25 01:36:23 2020-Aug-25 01:36
1943-Oct-10 12:40 00:02 Jupiter 1.96254970768441 1.96254919017411 1.96255022519494 3.1999787931672 3.06213626096541 2431008.027647327 2.2598507314982 67.8249887100669 19.7200946269447 -77.4172595657088 2506246.58887131 T 26 CATAB v2.0f-lin.ifort 2020-Aug-25 01:36:23 2020-Aug-25 01:36
1954-Dec-31 13:32 00:02 Jupiter 1.97082415736624 1.97082359739992 1.97082471733277 2.85477394132946 2.70003194820559 2435108.063692352 1.94920020353893 57.4173462978123 17.6962315629218 -69.1720857540998 3366198.29823028 T 26 CATAB v2.0f-lin.ifort 2020-Aug-25 01:36:23 2020-Aug-25 01:36
1966-Mar-05 11:06 00:02 Jupiter 1.98149242599007 1.98149186057636 1.98149299140377 2.87056005929697 2.71756898018845 2439189.962732688 1.58517562010193 50.0977920508738 12.7510827308446 -64.2456269825423 2905819.02369874 T 26 CATAB v2.0f-lin.ifort 2020-Aug-25 01:36:23 2020-Aug-25 01:36
1977-Apr-29 11:33 00:01 Jupiter 1.98219613741229 1.98219559647582 1.98219667834888 3.452872597747 3.32681511352344 2443262.981288219 1.1691386394658 44.3643079608366 15.6490895633539 -64.7968493622646 2391581.76143993 T 26 CATAB v2.0f-lin.ifort 2020-Aug-25 01:36:23 2020-Aug-25 01:36
1988-Jun-23 02:24 < 00:01 Jupiter 1.98103364763467 1.98103312916738 1.98103416610208 4.29631570230845 4.19561637090376 2447335.599662536 0.775321410989594 46.4121715336968 20.4495835173589 -74.069650925526 2814912.22289889 T 26 CATAB v2.0f-lin.ifort 2020-Aug-25 01:36:23 2020-Aug-25 01:36
2122-Oct-12 16:42 00:03 Jupiter 1.97419417000082 1.97419358763636 1.9741947523664 3.85908772436566 3.74625995213618 2496389.195533038 3.03426089703699 136.961266244575 20.7241449226129 -84.4898110174656 2957290.2555478 T 26 CATAB v2.0f-lin.ifort 2020-Aug-25 01:36:23 2020-Aug-25 01:36
2134-Jan-28 11:56 00:04 Jupiter 1.95782761523494 1.95782715171453 1.95782807875557 3.59495313050343 3.4725236202446 2500514.997342444 3.58933783304147 81.4475411910062 17.9875565704076 -83.4434300817468 2156758.02268899 T 26 CATAB v2.0f-lin.ifort 2020-Aug-25 01:36:23 2020-Aug-25 01:36
2145-May-04 13:23 00:04 Jupiter 1.96985749890356 1.96985696799188 1.96985802981569 3.28168132929793 3.14792769990127 2504629.057660402 4.31322048884117 78.333174407887 18.8496656111411 -70.3318297141138 2018786.8453063 T 26 CATAB v2.0f-lin.ifort 2020-Aug-25 01:36:23 2020-Aug-25 01:36
2156-Jul-21 01:44 00:05 Jupiter 1.99915468172658 1.99915404753766 1.99915531591584 3.03527349625499 2.89231819274382 2508724.572516792 5.16701528411924 64.0348230990061 20.2999239948051 -60.6881981337977 2871432.18130394 T 26 CATAB v2.0f-lin.ifort 2020-Aug-25 01:36:23 2020-Aug-25 01:36

Alternate Designations
 1999 RC36 = 1993 TT43 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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