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JPL Small-Body Database Browser
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(2012 UU9)
Classification: Apollo [NEO]          SPK-ID: 3612168
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3880541788427488 0.00064955  
a 1.55196233786093 0.0014568 au
q .9497168672474343 0.00011663 au
i 2.646700407434179 0.0030813 deg
node 164.9822494576121 0.045085 deg
peri 175.8579458801622 0.044579 deg
M 198.8961103091709 2.4027 deg
tp 2459712.526658380503
(2022-May-13.02665838)
5.1581 TDB
period 706.1877725939072
1.93
0.99432
0.002722
d
yr
n .5097794297367674 0.00071778 deg/d
Q 2.154207808474426 0.0020221 au
  Orbit Determination Parameters
   # obs. used (total)      42  
   data-arc span      8 days  
   first obs. used      2012-10-16  
   last obs. used      2012-10-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .48357  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 06:59:25  

Additional Information
 Earth MOID = .0227599 au 
 Jupiter MOID = 3.25465 au 
 T_jup = 4.358 
[ 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 23.9   n/a MPO245983  

[ 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
1948-Aug-07 15:25 1_05:19 Mars 0.0923569702982444 0.0780666454791633 0.108617530834018 6.30621576459753 6.30572419545132 2432771.142447332 1759.01268747682 1017423.5025944 114.982723858005 40.8259018412264 61764.4483310795 T 11 CATAB v2.0g-lin.ifort 2021-Apr-15 06:59:25 2021-Apr-15 06:59
2010-Nov-11 04:07 2_21:15 Earth 0.436652896531182 0.379908312375875 0.493455109436368 20.8282008622071 20.8279078894025 2455511.671301225 4155.49044450696 2842089.95255408 195.094636953249 5.0177719869262 26594.6441780411 T 11 CATAB v2.0g-lin.ifort 2021-Apr-15 06:59:25 2021-Apr-15 06:59
2012-Oct-08 19:08 00:02 Earth 0.0245179978207068 0.0244006248264268 0.0246353669887953 7.91344555773522 7.89970073758362 2456209.297256288 1.55208516227982 5832.82392481066 27.5380117981179 -0.186519975843022 378.810962522791 T 11 CATAB v2.0g-lin.ifort 2021-Apr-15 06:59:25 2021-Apr-15 06:59
2014-Jul-08 02:49 4_15:16 Earth 0.136904938131861 0.0839901238533731 0.191434139053441 11.6793222470785 11.6776557422064 2456846.617209207 6676.42069318782 2779885.78585569 819.281144944154 -14.2441780445332 5191.69226441191 T 11 CATAB v2.0g-lin.ifort 2021-Apr-15 06:59:25 2021-Apr-15 06:59
2020-Jan-24 00:54 8_17:22 Mars 0.0910218724494663 0.0624947849024917 0.243603946560478 8.35481416537112 8.35443769273239 2458872.537310845 12562.2878240163 8441156.0484048 111.320191177267 -43.3645658684772 77139.5443048091 T 11 CATAB v2.0g-lin.ifort 2021-Apr-15 06:59:25 2021-Apr-15 06:59
2130-Nov-02 09:30 3_00:32 Earth 0.233087672184035 0.189426502336255 0.276790576101893 14.725536377224 14.7247600704477 2499331.895844944 4351.74496147369 2183792.43725602 1464.15007776406 -4.05047370212512 1428.46113250322 T 11 CATAB v2.0g-lin.ifort 2021-Apr-15 06:59:25 2021-Apr-15 06:59
2132-Aug-21 00:08 6_00:38 Earth 0.0555037055935891 0.0536792011171444 0.0603268766341619 6.69200828342363 6.68483088809024 2499989.505381111 8678.37447330198 669189.796173714 1856.80633619542 75.2632433032256 4050.77411143701 T 11 CATAB v2.0g-lin.ifort 2021-Apr-15 06:59:25 2021-Apr-15 06:59
2134-Jun-29 12:35 3_22:28 Earth 0.293563623609753 0.206591532105491 0.380684697448534 16.413492085475 16.412939096538 2500667.024498475 5668.23605423569 4353172.39582071 2232.58574588909 4.17586718700803 1233.58877332946 T 11 CATAB v2.0g-lin.ifort 2021-Apr-15 06:59:25 2021-Apr-15 06:59
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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