Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
(2021 CS1)
Classification: Apollo [NEO]          SPK-ID: 54110076
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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 2459251.5 (2021-Feb-06.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4166772202496631 0.0030089  
a 1.735175040154148 0.0092288 au
q 1.01216712777612 0.00016296 au
i 7.130206258527607 0.038372 deg
node 321.4417637916619 0.011224 deg
peri 193.1991847229485 0.017781 deg
M 353.9718478250517 0.049022 deg
tp 2459265.479610493599
(2021-Feb-19.97961049)
0.013334 TDB
period 834.8594447582554
2.29
6.6605
0.01824
d
yr
n .4312103100231953 0.0034402 deg/d
Q 2.458182952532176 0.013074 au
  Orbit Determination Parameters
   # obs. used (total)      17  
   data-arc span      2 days  
   first obs. used      2021-02-05  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .53786  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:24:54  

Additional Information
 Earth MOID = .0294658 au 
 Jupiter MOID = 2.54594 au 
 T_jup = 4.041 
[ 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 26.2   .42417 MPO606146 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
2021-Feb-07 21:18 00:17 Earth 0.0462727787019301 0.045396742381469 0.0471487439510192 7.2614535816217 7.253519429189 2459253.387318340 16.5793192688386 43588.8338406722 4195.71751172012 0.583029170467102 93.2283592925915 T 2 CATAB v2.0g-lin.ifort 2021-Apr-15 23:24:54 2021-Apr-15 23:24
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-23 17:10 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin