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447721 (2007 ET165)
Classification: Main-belt Asteroid          SPK-ID: 2447721
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1538835340358666 8.7989e-08  
a 3.079716651361532 4.7035e-08 au
q 2.605798969220914 2.8281e-07 au
i 11.22433398548033 9.3434e-06 deg
node 44.40389902647644 4.3217e-05 deg
peri 157.5392179269423 5.0581e-05 deg
M 159.2720264603741 3.1767e-05 deg
tp 2458127.123356313568
(2018-Jan-08.62335631)
0.00016365 TDB
period 1974.07918210509
5.40
4.5223e-05
1.238e-07
d
yr
n .1823635056097944 4.1777e-09 deg/d
Q 3.553634333502149 5.4273e-08 au
  Orbit Determination Parameters
   # obs. used (total)      96  
   data-arc span      8069 days (22.09 yr)  
   first obs. used      1996-04-15  
   last obs. used      2018-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61671  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-31 17:31:44  

Additional Information
 Earth MOID = 1.60573 au 
 Jupiter MOID = 1.41871 au 
 T_jup = 3.181 
[ 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 16.2   n/a MPO495223  

447721 (2007 ET165)          Discovered 2007-Mar-15 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-10-28

[ 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
1928-Sep-21 00:12 00:06 Jupiter 1.44221410993103 1.44221248637775 1.44221573364752 2.78883762203743 2.56963055323103 2425510.508478214 5.9930279468376 860.361761389152 20.982106260398 -85.5364181667188 975370.84810781 T 13 CATAB v2.0e-lin.ifort 2018-May-31 17:31:45 2018-Dec-18 03:22
1938-May-17 02:21 00:06 Jupiter 1.96294933260075 1.96294517616438 1.96295348904538 2.41370784686476 2.22777366551507 2429035.598187831 6.11524451504556 340.58823768658 53.8900763553583 -78.9313601079364 1057295.60153756 T 13 CATAB v2.0e-lin.ifort 2018-May-31 17:31:45 2018-Dec-18 03:22
1988-Sep-03 15:39 00:02 Jupiter 1.59602135481237 1.59601960446346 1.5960231052071 2.92771814109362 2.74045908409605 2447408.151828568 2.06748191249858 498.075122000249 16.8542507675903 -80.528037060679 1188219.93886988 T 13 CATAB v2.0e-lin.ifort 2018-May-31 17:31:45 2018-Dec-18 03:22
1998-Jun-16 01:59 00:01 Jupiter 1.706517042249 1.70651564406452 1.70651844047752 2.14860746932779 1.90363402909195 2450980.582950579 1.47692250895332 744.785613648543 70.704040801274 -85.3738230466018 922495.949614272 T 13 CATAB v2.0e-lin.ifort 2018-May-31 17:31:45 2018-Dec-18 03:22
2048-Sep-06 22:05 00:03 Jupiter 1.86914252476233 1.86914053808995 1.86914451144777 3.04857856956817 2.89611969249799 2469326.419987885 2.53781081987219 288.626063221344 18.9876853190658 -71.7453596655098 1500587.3740617 T 13 CATAB v2.0e-lin.ifort 2018-May-31 17:31:45 2018-Dec-18 03:22
2058-Jun-29 22:35 00:03 Jupiter 1.48837451292906 1.48837288936548 1.48837613651676 2.55528567519318 2.32191736002254 2472909.441207672 3.29770012594774 684.603711771585 78.0429722889177 -83.7859797159004 1146001.71556829 T 13 CATAB v2.0e-lin.ifort 2018-May-31 17:31:45 2018-Dec-18 03:22
2118-May-27 21:23 00:08 Jupiter 1.42102169445243 1.42102076533116 1.42102262366999 2.7790649282154 2.55559585201938 2494790.390651257 7.53567395346384 931.700853153095 42.3375267097239 -88.5563558319841 1022028.98019256 T 13 CATAB v2.0e-lin.ifort 2018-May-31 17:31:45 2018-Dec-18 03:22
2178-Apr-24 05:36 00:14 Jupiter 1.5166600178147 1.51665251864996 1.51666751891171 2.83162011263004 2.62699729683278 2516671.733638608 13.6439445736567 2845.92941822785 13.3134721513901 -82.5406975709493 1085497.88853616 T 13 CATAB v2.0e-lin.ifort 2018-May-31 17:31:45 2018-Dec-18 03:22
2188-Jan-30 15:21 00:17 Jupiter 1.80285531121549 1.80284321985202 1.80286740345292 2.38986246598736 2.1844443280665 2520240.139882239 16.8338406511916 2173.53832983105 72.4324479441517 -75.0413902710586 1190894.14115919 T 13 CATAB v2.0e-lin.ifort 2018-May-31 17:31:45 2018-Dec-18 03:22

Alternate Designations
 2007 ET165 = 2014 SS42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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