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 ]  
243927 (2001 OR33)
Classification: Mars-crossing Asteroid          SPK-ID: 2243927
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2477129211399726 6.1747e-08  
a 2.153461943422359 9.5852e-09 au
q 1.620021594853444 1.2831e-07 au
i 7.208861795712814 4.5163e-06 deg
node 95.07300301530849 4.7307e-05 deg
peri 212.6445348470433 4.9751e-05 deg
M 347.7554366399206 2.0151e-05 deg
tp 2459039.759524091846
(2020-Jul-09.25952409)
6.4817e-05 TDB
period 1154.261549182179
3.16
7.7065e-06
2.11e-08
d
yr
n .3118877175238733 2.0823e-09 deg/d
Q 2.686902291991274 1.196e-08 au
  Orbit Determination Parameters
   # obs. used (total)      252  
   data-arc span      6434 days (17.62 yr)  
   first obs. used      2001-06-28  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64379  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:38:47  

Additional Information
 Earth MOID = .610491 au 
 Jupiter MOID = 2.57863 au 
 T_jup = 3.653 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456987.5 (2014-Nov-26.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2481370505629287 6.1888e-08  
q 1.61852600057387 1.2863e-07 au
tp 2456731.164415487164
(2014-Mar-14.66441549)
5.3115e-05 TDB
node 95.14250459713205 4.7266e-05 deg
peri 212.4807797746916 4.9693e-05 deg
i 7.212640054885667 4.5186e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      252  
   data-arc span      6434 days (17.62 yr)  
   first obs. used      2001-06-28  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64379  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:38:47  

Additional Information
 Jupiter MOID = 2.57863 au 
 T_jup = 3.653 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.830155989811746E-15 -7.953594428908598E-15 2.094412590375156E-12 -1.683248022133395E-14 4.804259081601198E-13 -1.744160438118987E-14
q -7.953594428908598E-15 1.654533599502859E-14 -4.251174809707768E-12 3.223325263921066E-14 -9.643053297252053E-13 3.538392030900814E-14
tp 2.094412590375156E-12 -4.251174809707768E-12 2.821220642730552E-9 -4.613458986805992E-11 8.403237711432331E-10 -2.09861088018736E-11
node -1.683248022133395E-14 3.223325263921066E-14 -4.613458986805992E-11 2.234117593980569E-9 -2.229839036593535E-9 -3.605401077828555E-11
peri 4.804259081601198E-13 -9.643053297252053E-13 8.403237711432331E-10 -2.229839036593535E-9 2.469414340679123E-9 3.006253674453191E-11
i -1.744160438118987E-14 3.538392030900814E-14 -2.09861088018736E-11 -3.605401077828555E-11 3.006253674453191E-11 2.04177993647127E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.3   n/a MPO433598  

243927 (2001 OR33)          Discovered 2001-Jul-19 by NEAT at Palomar
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-07 17:21 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin