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2202 Pele (1972 RA)
Classification: Amor [NEO]          SPK-ID: 2002202
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 65 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5125344288869561 5.5969e-08  
a 2.290902824675202 2.5109e-09 au
q 1.116736253794783 1.2832e-07 au
i 8.742365824162544 6.0347e-06 deg
node 169.9349121784269 4.8509e-05 deg
peri 217.8929191325207 4.8627e-05 deg
M 318.0471148048252 8.0008e-06 deg
tp 2459348.093679999920
(2021-May-13.59368000)
2.8323e-05 TDB
period 1266.50943201595
3.47
2.0822e-06
5.701e-09
d
yr
n .2842458104926819 4.6732e-10 deg/d
Q 3.465069395555622 3.7978e-09 au
  Orbit Determination Parameters
   # obs. used (total)      289  
   data-arc span      17455 days (47.79 yr)  
   first obs. used      1972-09-07  
   last obs. used      2020-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55743  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-02 06:25:03  

Additional Information
 Earth MOID = .143536 au 
 Jupiter MOID = 2.01399 au 
 T_jup = 3.398 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457679.5 (2016-Oct-18.0) TDB
Reference: JPL 65 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5129996854823567 5.5945e-08  
q 1.11505307084577 1.2818e-07 au
tp 2458082.953071037453
(2017-Nov-25.45307104)
2.6915e-05 TDB
node 169.9860385016143 4.8503e-05 deg
peri 217.9303841654371 4.8622e-05 deg
i 8.745549770628616 6.0381e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      289  
   data-arc span      17455 days (47.79 yr)  
   first obs. used      1972-09-07  
   last obs. used      2020-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55743  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-02 06:25:03  

Additional Information
 Jupiter MOID = 2.01399 au 
 T_jup = 3.398 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.129853117716221E-15 -7.170911145291386E-15 4.079220375380142E-14 9.691503628319727E-14 -3.719431996760219E-14 -3.727971612621369E-15
q -7.170911145291386E-15 1.643108788127943E-14 -7.164233830430689E-14 -2.254560110898019E-13 9.107588181071115E-14 9.249694164969529E-15
tp 4.079220375380142E-14 -7.164233830430689E-14 7.244186391588344E-10 -4.22928264873994E-11 1.916790488810121E-10 1.114159555208768E-11
node 9.691503628319727E-14 -2.254560110898019E-13 -4.22928264873994E-11 2.352494785573819E-9 -2.329794225462406E-9 5.819566086197786E-11
peri -3.719431996760219E-14 9.107588181071115E-14 1.916790488810121E-10 -2.329794225462406E-9 2.364131917856464E-9 -5.579835704599408E-11
i -3.727971612621369E-15 9.249694164969529E-15 1.114159555208768E-11 5.819566086197786E-11 -5.579835704599408E-11 3.645920912929563E-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 17.11   n/a E2021B10  

2202 Pele           Discovered 1972 Sept. 7 by A. R. Klemola at the Lick Observatory,
Named for the goddess of fire in Hawaiian legend. She made her home in the volcano Kilauea, after being driven out of the western sea by her angry sister, the sea goddess.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC 5360Last Updated: 2006-03-21

[ 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
1913-Oct-20 00:52 < 00:01 Earth 0.251688753224487 0.251685555830712 0.25169195061912 7.6567156875242 7.65533293250507 2420060.536369352 0.444292655898982 161.133052114731 19.2069725017262 8.47474296730094 240268.186484729 T 65 CATAB v2.0f-lin.ifort 2020-Aug-02 06:25:07 2020-Aug-02 06:25
1920-Sep-25 11:58 < 00:01 Earth 0.233277158691491 0.233274258619828 0.233280058768816 10.0592745395837 10.0581390112068 2422592.998694126 0.308368871874342 155.789397404956 21.3035295782997 22.072631740933 514047.579818651 T 65 CATAB v2.0f-lin.ifort 2020-Aug-02 06:25:07 2020-Aug-02 06:25
1965-Nov-09 10:09 < 00:01 Earth 0.454045127967151 0.454043754913316 0.454046501021089 13.9548749577115 13.9544544306667 2439073.922648602 0.296197050900388 69.4541156722626 18.3544587159879 10.0405115955604 845426.407284394 T 65 CATAB v2.0f-lin.ifort 2020-Aug-02 06:25:07 2020-Aug-02 06:25
1972-Oct-07 15:58 < 00:01 Earth 0.150250178827389 0.150249775827247 0.150250581827651 6.49393399005611 6.49120261818889 2441598.164954243 0.107241078329896 27.3401144751846 18.7582763831095 -68.6797192548458 1388424.46084329 T 65 CATAB v2.0f-lin.ifort 2020-Aug-02 06:25:07 2020-Aug-02 06:25
1979-Sep-17 21:11 < 00:01 Earth 0.391463584655163 0.391462726364587 0.391464442945761 14.4737625864329 14.4732923171646 2444134.382500179 0.149376848990934 43.154119773453 21.6471635626409 8.52342308994298 1161158.26999312 T 65 CATAB v2.0f-lin.ifort 2020-Aug-02 06:25:07 2020-Aug-02 06:25
2024-Oct-22 23:37 < 00:01 Earth 0.249304738971812 0.249303584399166 0.249305893544543 7.74943374620664 7.7480544723529 2460606.484171470 0.256302842233483 58.1252224367057 19.0534702403311 8.46258385256603 456316.458376749 T 65 CATAB v2.0f-lin.ifort 2020-Aug-02 06:25:07 2020-Aug-02 06:25
2031-Sep-28 04:51 < 00:01 Earth 0.233043279103637 0.233042105540133 0.233044452668096 9.90106482156415 9.89990998852957 2463137.701964997 0.16130606348048 63.7229442126524 21.1212086130176 24.8187468927653 694650.295277159 T 65 CATAB v2.0f-lin.ifort 2020-Aug-02 06:25:07 2020-Aug-02 06:25
2076-Nov-12 21:08 < 00:01 Earth 0.454971915006489 0.454970200668163 0.454973629345022 14.2741511048458 14.2737408216596 2479620.380606401 0.322732120023101 86.9574722967835 17.9932688215366 10.8043751870847 765525.936795483 T 65 CATAB v2.0f-lin.ifort 2020-Aug-02 06:25:07 2020-Aug-02 06:25
2083-Oct-08 16:43 < 00:01 Earth 0.145184714871068 0.145184320330492 0.145185109411817 6.65118448545075 6.64842465387817 2482141.196564332 0.199479903086701 46.7422810421771 19.3337657475395 -85.0255380321434 1246056.61685749 T 65 CATAB v2.0f-lin.ifort 2020-Aug-02 06:25:07 2020-Aug-02 06:25
2090-Sep-18 05:01 < 00:01 Earth 0.394905499526682 0.394903179408442 0.394907819645439 14.7471670160811 14.7467094884648 2484677.709365291 0.235441223276194 117.924083781475 21.5177537296546 11.3645303419786 596898.812252448 T 65 CATAB v2.0f-lin.ifort 2020-Aug-02 06:25:07 2020-Aug-02 06:25
2135-Oct-25 11:26 < 00:01 Earth 0.236734118574324 0.23672958693573 0.23673865021538 7.38949130432938 7.38796801736327 2501149.976173708 0.80399561684715 229.17106872803 18.9150343798323 9.72616343784136 218418.573610989 T 65 CATAB v2.0f-lin.ifort 2020-Aug-02 06:25:07 2020-Aug-02 06:25
2142-Sep-27 16:18 < 00:01 Earth 0.252413062843598 0.252408330653534 0.252417795047393 10.7140342880032 10.7130489903051 2503679.179051211 0.475782424322824 253.729222079168 21.0847593891114 21.6578605657685 537503.618300417 T 65 CATAB v2.0f-lin.ifort 2020-Aug-02 06:25:07 2020-Aug-02 06:25
2187-Nov-12 13:48 < 00:01 Earth 0.411099147123828 0.411095569956759 0.411102724292182 12.7427705556998 12.7422619156122 2520161.075086908 0.530187788553231 182.090553055727 17.9215997958194 11.6689988641057 521224.188016647 T 65 CATAB v2.0f-lin.ifort 2020-Aug-02 06:25:07 2020-Aug-02 06:25
2194-Oct-07 08:00 < 00:01 Earth 0.153538234509531 0.153537163454765 0.153539305582215 7.34321703166264 7.34085340243879 2522681.833503718 0.3312882727114 104.017990697586 20.0537230162311 61.0122380665382 885381.453247043 T 65 CATAB v2.0f-lin.ifort 2020-Aug-02 06:25:07 2020-Aug-02 06:25
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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