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 ]  
27326 Jimobrien (2000 CC37)
Classification: Main-belt Asteroid          SPK-ID: 2027326
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1671663707896786 3.5501e-08  
a 2.669976156545039 1.0899e-08 au
q 2.22364593236043 9.3941e-08 au
i 6.029739813075929 3.7258e-06 deg
node 164.1137375506459 3.633e-05 deg
peri 87.16285199936257 3.8105e-05 deg
M 207.537151359385 1.0832e-05 deg
tp 2459875.371410557316
(2022-Oct-22.87141056)
4.8717e-05 TDB
period 1593.527275443499
4.36
9.7569e-06
2.671e-08
d
yr
n .2259139241277232 1.3832e-09 deg/d
Q 3.116306380729647 1.272e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1333  
   data-arc span      10909 days (29.87 yr)  
   first obs. used      1991-03-08  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51931  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 03:24:14  

Additional Information
 Earth MOID = 1.21808 au 
 Jupiter MOID = 1.94808 au 
 T_jup = 3.354 
[ show covariance matrix ]

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 14.5   n/a MPO358885  
diameter diameter 3.967 km 0.145 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.235   0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27326 Jimobrien           Discovered 2000 Feb. 2 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
James O'Brien mentored a finalist in the 2011 Intel Science Talent Search, a science competition for high-school seniors. He teaches at the Venture School, San Ramon, California, U.S.A.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20110319/MPCPages.arcLast Updated: 2011-03-23

[ 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
1976-Aug-12 11:33 < 00:01 Jupiter 1.94456475845249 1.94456442773656 1.94456508916843 2.27721619301437 2.0771481254071 2443002.981037935 0.688284112263412 48.8148052621322 12.3440436992594 79.4389956357136 2658110.97503116 T 26 CATAB v2.0f-lin.ifort 2021-Feb-24 03:24:16 2021-Feb-24 03:24
2059-Jun-29 04:32 < 00:01 Jupiter 1.95664134433488 1.95664093349843 1.95664175517122 2.40637443688609 2.2191993194261 2473273.688949255 0.819995521894363 56.4713734519374 10.880229215352 85.6832273480209 2503224.16706096 T 26 CATAB v2.0f-lin.ifort 2021-Feb-24 03:24:16 2021-Feb-24 03:24
2107-Dec-27 23:24 00:02 Jupiter 1.99476591789415 1.99476542709752 1.99476640869079 2.02696759932481 1.80536772537046 2490986.474856461 1.7007789277354 49.8528107647834 10.472637225869 71.5232784682315 3004424.29238888 T 26 CATAB v2.0f-lin.ifort 2021-Feb-24 03:24:16 2021-Feb-24 03:24
2142-May-17 18:21 00:02 Jupiter 1.9805495435496 1.98054882039868 1.98055026670288 2.57284675324094 2.40087473941853 2503546.264905111 2.28280890595512 140.936513168593 10.3289126349233 -89.7150867237507 2628606.65237727 T 26 CATAB v2.0f-lin.ifort 2021-Feb-24 03:24:16 2021-Feb-24 03:24
2190-Nov-14 06:35 00:03 Jupiter 1.97250195409554 1.97250130229521 1.972502605897 1.98919290042704 1.7601300513611 2521258.774038317 3.19310288990622 98.6427743466474 12.4609610851087 70.666736376493 2957351.39377602 T 26 CATAB v2.0f-lin.ifort 2021-Feb-24 03:24:16 2021-Feb-24 03:24

Alternate Designations
 2000 CC37 = 1993 UM4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Mar-07 12:43 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin