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JPL Small-Body Database Browser
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312448 (2008 JH25)
Classification: Main-belt Asteroid          SPK-ID: 2312448
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04317342443419581 5.5638e-08  
a 3.169733359219406 4.8967e-08 au
q 3.032885115558598 1.9446e-07 au
i 9.685593363084138 6.871e-06 deg
node 48.99924401777618 3.0424e-05 deg
peri 195.714352783933 8.0637e-05 deg
M 328.5581939196969 7.3237e-05 deg
tp 2458780.526942926635
(2019-Oct-24.02694293)
0.00041868 TDB
period 2061.25879944883
5.64
4.7764e-05
1.308e-07
d
yr
n .1746505582395875 4.047e-09 deg/d
Q 3.306581602880215 5.1081e-08 au
  Orbit Determination Parameters
   # obs. used (total)      261  
   data-arc span      5403 days (14.79 yr)  
   first obs. used      2004-09-13  
   last obs. used      2019-06-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52773  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:01:56  

Additional Information
 Earth MOID = 2.02128 au 
 Jupiter MOID = 1.68692 au 
 T_jup = 3.179 
[ 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 15.4   n/a MPO437379  

312448 (2008 JH25)          Discovered 2008-May-06 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ 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
1977-Jul-29 19:25 00:03 Jupiter 1.89455078696872 1.89454958259817 1.8945519913426 3.60274817579382 3.4764388808832 2443354.308842404 2.90660028545702 149.906148265783 16.8465076856833 -67.471787347765 2925189.80048931 T 15 CATAB v2.0f-lin.ifort 2019-Sep-24 06:01:57 2019-Sep-24 06:01
1988-May-04 23:22 00:02 Jupiter 1.71992084129923 1.71992019499648 1.71992148760295 3.53046910102143 3.38810519923169 2447286.473506069 2.03856734921901 127.812876217735 19.4857001995291 -80.462845246481 2097404.94077275 T 15 CATAB v2.0f-lin.ifort 2019-Sep-24 06:01:57 2019-Sep-24 06:01
1999-Feb-07 22:52 00:01 Jupiter 1.76738989499013 1.76738924417562 1.76739054580503 3.32807135055233 3.18081088500159 2451217.452850837 1.27451130507947 155.933039238428 23.4041798095392 -84.6784701166988 1994730.40523705 T 15 CATAB v2.0f-lin.ifort 2019-Sep-24 06:01:57 2019-Sep-24 06:01
2009-Oct-23 19:28 < 00:01 Jupiter 1.96651842929778 1.96651783126457 1.96651902733109 3.35347379214705 3.22247462576739 2455128.310775687 0.538360625919485 59.5514144635661 19.3217251642147 74.081593803354 2791339.14292256 T 15 CATAB v2.0f-lin.ifort 2019-Sep-24 06:01:57 2019-Sep-24 06:01
2096-Mar-19 22:10 00:05 Jupiter 1.88980157731211 1.8897991690327 1.88980398560343 3.52029262978683 3.39058195096972 2486687.423623858 5.49088172572579 272.99844623194 17.8319698683859 -64.8269531217278 2797546.5853152 T 15 CATAB v2.0f-lin.ifort 2019-Sep-24 06:01:57 2019-Sep-24 06:01
2106-Dec-24 10:54 00:06 Jupiter 1.72012605940543 1.72012512641837 1.72012699239562 3.52592123446001 3.38338334047677 2490617.954022393 6.15585298648723 162.683386151138 21.9286847775497 -76.978793658158 1931950.165953 T 15 CATAB v2.0f-lin.ifort 2019-Sep-24 06:01:57 2019-Sep-24 06:01
2117-Sep-28 13:14 00:07 Jupiter 1.77235646339787 1.77235428223743 1.77235864463043 3.40357000307178 3.26013399841695 2494549.051140352 7.23045435058759 614.883295115866 26.1543919148408 -79.8600109457836 1966853.73966484 T 15 CATAB v2.0f-lin.ifort 2019-Sep-24 06:01:57 2019-Sep-24 06:01
2128-Jun-14 10:22 00:08 Jupiter 1.97794993615981 1.97794657087936 1.97795330145543 3.45371657644983 3.32741538132737 2498460.932059449 8.32524240356648 335.162128115051 40.858474078785 -63.8434379319228 2376191.27699728 T 15 CATAB v2.0f-lin.ifort 2019-Sep-24 06:01:57 2019-Sep-24 06:01

Alternate Designations
 2008 JH25 = 2010 OJ111 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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