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JPL Small-Body Database Browser
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(2020 CR1)
Classification: Apollo [NEO]          SPK-ID: 3989678
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4640563822214224 0.00016218  
a 1.849042796637723 0.00056238 au
q .9909826858574401 1.5354e-06 au
i 8.693539563903514 0.0022202 deg
node 317.2461051409541 8.6678e-05 deg
peri 175.2604326898041 0.00025432 deg
M 46.35836215048086 0.021249 deg
tp 2458882.238208222382
(2020-Feb-02.73820822)
0.00032896 TDB
period 918.37250206867
2.51
0.41898
0.001147
d
yr
n .3919977995737959 0.00017884 deg/d
Q 2.707102907418006 0.00082335 au
  Orbit Determination Parameters
   # obs. used (total)      75  
   data-arc span      2 days  
   first obs. used      2020-02-05  
   last obs. used      2020-02-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .38106  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Mar-05 05:05:02  

Additional Information
 Earth MOID = .00585619 au 
 Jupiter MOID = 2.35502 au 
 T_jup = 3.858 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 27.078   .38822 4 autocmod 2.8

[ 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
2014-Dec-20 21:06 3_07:31 Earth 0.288417051667562 0.246735774696876 0.330746140002567 14.935721798474 14.9351032493428 2457012.379349917 4770.90717740432 2202804.28252259 157.972000667614 -17.8406879242074 69149.6672416872 T 4 CATAB v2.0f-lin.ifort 2020-Mar-05 05:05:07 2020-Mar-05 05:05
2020-Feb-05 22:53 < 00:01 Moon 0.00539371962387581 0.00538852353465613 0.00539891623598397 7.38174390696295 7.38092072537921 2458885.453819326 0.146823726294909 272.326307215569 6.25370672995851 -17.9602784734679 36102.4076622657 T 4 CATAB v2.0f-lin.ifort 2020-Mar-05 05:05:07 2020-Mar-05 05:05
2020-Feb-06 01:26 < 00:01 Earth 0.00624402519124052 0.00623837663259241 0.00624967360660126 7.8702205847137 7.81581235653893 2458885.559441016 0.0497475987321388 277.662730786001 5.35245073800829 -0.506774703887346 1965.90176590817 T 4 CATAB v2.0f-lin.ifort 2020-Mar-05 05:05:07 2020-Mar-05 05:05
2025-Mar-08 12:15 4_14:59 Earth 0.160261760136923 0.120702704638191 0.200538373499937 11.3082073537335 11.3067370166173 2460743.010645999 6658.78361098765 2061203.50960424 106.430801526674 14.5852704052743 48030.8680909569 T 4 CATAB v2.0f-lin.ifort 2020-Mar-05 05:05:07 2020-Mar-05 05:05
2030-Mar-25 13:28 5_09:15 Earth 0.357129134489262 0.278583390406463 0.436274342987347 17.1588674859158 17.1584326714763 2462586.061165674 7754.66487826794 3998861.09032417 126.686562638416 10.2629384237556 64170.628979751 T 4 CATAB v2.0f-lin.ifort 2020-Mar-05 05:05:07 2020-Mar-05 05:05
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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