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452974 (2007 EH15)
Classification: Main-belt Asteroid          SPK-ID: 2452974
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1363480240677429 5.8009e-08  
a 3.053475638987501 7.6136e-08 au
q 2.637140269072567 2.1983e-07 au
i 9.695167655002733 5.8284e-06 deg
node 157.8000423329737 5.1121e-05 deg
peri 163.2269515572473 6.2925e-05 deg
M 15.70504810417135 3.6071e-05 deg
tp 2458915.478867355082
(2020-Mar-06.97886736)
0.00019584 TDB
period 1948.902515239101
5.34
7.2891e-05
1.996e-07
d
yr
n .1847193470094288 6.9087e-09 deg/d
Q 3.469811008902436 8.6516e-08 au
  Orbit Determination Parameters
   # obs. used (total)      107  
   data-arc span      4567 days (12.50 yr)  
   first obs. used      2007-02-21  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59575  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:57:31  

Additional Information
 Earth MOID = 1.62655 au 
 Jupiter MOID = 1.89268 au 
 T_jup = 3.200 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457591.5 (2016-Jul-22.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1384652686772601 5.8023e-08  
q 2.629439060273953 2.2068e-07 au
tp 2456971.072398115691
(2014-Nov-09.57239812)
0.00021922 TDB
node 157.9573848254507 5.1129e-05 deg
peri 163.9075262849091 6.2672e-05 deg
i 9.696520002098918 5.8355e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      107  
   data-arc span      4567 days (12.50 yr)  
   first obs. used      2007-02-21  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59575  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:57:31  

Additional Information
 Jupiter MOID = 1.89268 au 
 T_jup = 3.200 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.366680565080388E-15 -1.240505620596854E-14 4.705811221162088E-12 2.114277590271827E-14 5.983921754885354E-13 -8.28520518967001E-15
q -1.240505620596854E-14 4.870183531578078E-14 -2.166129783331414E-11 -8.841436804219797E-14 -2.799151408903677E-12 3.967802342376679E-14
tp 4.705811221162088E-12 -2.166129783331414E-11 4.805596077270433E-8 2.804180786924958E-10 8.041155063299501E-9 -4.44796841570544E-11
node 2.114277590271827E-14 -8.841436804219797E-14 2.804180786924958E-10 2.614157521718547E-9 -2.527050391545557E-9 9.267527723155033E-11
peri 5.983921754885354E-13 -2.799151408903677E-12 8.041155063299501E-9 -2.527050391545557E-9 3.92777505016786E-9 -9.845654260600603E-11
i -8.28520518967001E-15 3.967802342376679E-14 -4.44796841570544E-11 9.267527723155033E-11 -9.845654260600603E-11 3.40534980956851E-11

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 16.2   n/a MPO437751  

452974 (2007 EH15)          Discovered 2007-Feb-21 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2016-01-04

[ 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
1931-Nov-11 02:36 00:10 Jupiter 1.89134520125031 1.8913444803453 1.89134592216984 2.81726325851134 2.65354284765746 2426656.608034850 9.90116556674983 546.482828012217 26.9262744943938 87.9251314371052 2103150.2531747 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 07:57:33 2019-Sep-24 07:57
1990-Feb-01 20:42 00:03 Jupiter 1.93459761549714 1.93459674701204 1.93459848398213 2.54324483986477 2.36483334579949 2447924.362507198 3.18071440364566 69.2495730665492 36.4791526715715 84.4717337405258 1866443.36116669 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 07:57:33 2019-Sep-24 07:57
2038-Oct-26 03:47 00:03 Jupiter 1.89641345293607 1.8964128655343 1.89641404033783 2.94438907771974 2.78857278376712 2465722.657403199 2.67505846127816 198.937756536056 23.6533388319263 88.3439033440373 2111357.00876519 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 07:57:33 2019-Sep-24 07:57
2097-Jan-22 06:55 00:10 Jupiter 1.93024476339452 1.93024275999857 1.93024676679113 2.63297063249016 2.46067106975695 2486995.788488052 10.0273492559819 128.778910187211 58.4660619002896 42.4619440714278 1862901.94394886 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 07:57:33 2019-Sep-24 07:57
2145-Oct-08 16:20 00:15 Jupiter 1.90429475603291 1.90429305194587 1.9042964603096 3.04925279006224 2.89971563450062 2504786.180828019 14.9086013913401 1036.91996947995 22.5171057159054 -87.7784897725652 2149121.80718396 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 07:57:33 2019-Sep-24 07:57
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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