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118772 (2000 RL20)
Classification: Main-belt Asteroid          SPK-ID: 2118772
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1799622832904176 3.5846e-08  
a 2.808135422334484 1.6283e-08 au
q 2.302776959942469 9.9185e-08 au
i 7.359173481821255 4.8076e-06 deg
node 226.0656026389148 3.1794e-05 deg
peri 78.57215364475587 3.4803e-05 deg
M 186.5797027655698 1.4535e-05 deg
tp 2460224.485867486602
(2023-Oct-06.98586749)
7.233e-05 TDB
period 1718.800607821804
4.71
1.495e-05
4.093e-08
d
yr
n .2094483783411152 1.8217e-09 deg/d
Q 3.313493884726499 1.9213e-08 au
  Orbit Determination Parameters
   # obs. used (total)      747  
   data-arc span      7921 days (21.69 yr)  
   first obs. used      1999-05-12  
   last obs. used      2021-01-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53705  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 00:42:57  

Additional Information
 Earth MOID = 1.30122 au 
 Jupiter MOID = 1.97239 au 
 T_jup = 3.286 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457336.5 (2015-Nov-10.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1819565693721144 3.5753e-08  
q 2.294881295750326 9.9016e-08 au
tp 2456789.398897664032
(2014-May-11.89889766)
6.4064e-05 TDB
node 226.1192988137203 3.1821e-05 deg
peri 78.6431617104943 3.4783e-05 deg
i 7.358396906326102 4.8098e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      747  
   data-arc span      7921 days (21.69 yr)  
   first obs. used      1999-05-12  
   last obs. used      2021-01-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53705  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 00:42:57  

Additional Information
 Jupiter MOID = 1.97239 au 
 T_jup = 3.286 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.278256144554504E-15 -3.509266813100556E-15 4.998374886732924E-13 -5.6334242446524E-15 7.970554855196234E-14 -1.058389533327688E-15
q -3.509266813100556E-15 9.804234973714015E-15 -1.381781841783089E-12 1.485382348615321E-14 -2.08174967901881E-13 3.3320356367605E-15
tp 4.998374886732924E-13 -1.381781841783089E-12 4.104162423942191E-9 -8.974345401801469E-12 9.134193306495582E-10 -3.500407984894493E-12
node -5.6334242446524E-15 1.485382348615321E-14 -8.974345401801469E-12 1.012545730130376E-9 -1.005786983741678E-9 -3.844088620535345E-11
peri 7.970554855196234E-14 -2.08174967901881E-13 9.134193306495582E-10 -1.005786983741678E-9 1.209880217442705E-9 3.740632547824811E-11
i -1.058389533327688E-15 3.3320356367605E-15 -3.500407984894493E-12 -3.844088620535345E-11 3.740632547824811E-11 2.313399321783376E-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 15.22   n/a MPCxxxxx  

118772 (2000 RL20)          Discovered 2000-Sep-01 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ 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
2002-May-04 16:12 < 00:01 Jupiter 1.98548276405053 1.98548234705441 1.98548318104676 2.24912622551533 2.05069576010578 2452399.175238712 0.409317936248142 90.3894928982467 21.4986950081588 -87.3649915762222 3182347.40852334 T 27 CATAB v2.0g-lin.ifort 2021-Jul-09 00:42:59 2021-Jul-09 00:43
2025-Sep-01 20:05 < 00:01 Jupiter 1.96597924523131 1.96597886661283 1.9659796238498 2.53874294802144 2.3629506433244 2460920.336891868 0.316504469599928 82.480443351128 14.9121133069748 -89.029532120701 2926608.61622047 T 27 CATAB v2.0g-lin.ifort 2021-Jul-09 00:42:59 2021-Jul-09 00:43
2048-Dec-31 22:40 < 00:01 Jupiter 1.96800758253732 1.96800717558563 1.9680079894889 2.88973534435971 2.73674595863628 2469442.444279850 0.8676218991022 82.9295693795832 13.4467942448096 -88.7020529976543 2344213.01147605 T 27 CATAB v2.0g-lin.ifort 2021-Jul-09 00:42:59 2021-Jul-09 00:43

Alternate Designations
 2000 RL20 = 2004 JS30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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