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312601 (2009 KW35)
Classification: Main-belt Asteroid          SPK-ID: 2312601
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1396372718164862 7.5908e-08  
a 3.192824504822593 5.0845e-08 au
q 2.746987201580343 2.6138e-07 au
i 15.59900207613979 6.8989e-06 deg
node 122.6311998925244 4.635e-05 deg
peri 197.2398149171669 6.47e-05 deg
M 276.0480562930612 4.9071e-05 deg
tp 2459486.447389809037
(2021-Sep-28.94738981)
0.0002879 TDB
period 2083.823823566745
5.71
4.9777e-05
1.363e-07
d
yr
n .1727593263540925 4.1267e-09 deg/d
Q 3.638661808064844 5.7945e-08 au
  Orbit Determination Parameters
   # obs. used (total)      105  
   data-arc span      5799 days (15.88 yr)  
   first obs. used      2004-08-08  
   last obs. used      2020-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .566  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 18:46:48  

Additional Information
 Earth MOID = 1.73714 au 
 Jupiter MOID = 1.66854 au 
 T_jup = 3.124 
[ 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 15.6   n/a MPO254646  

312601 (2009 KW35)          Discovered 2009-May-18 by Mt. Lemmon Survey at Mount Lemmon
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
1944-Jan-14 17:49 00:06 Jupiter 1.82307818450362 1.82307552992783 1.8230808391533 4.03746504854593 3.92070167802337 2431104.242049833 5.66608875928512 625.26387003075 33.5027737997954 -77.9796356603774 2151318.69951223 T 7 CATAB v2.0f-lin.ifort 2020-Nov-11 18:46:49 2020-Nov-11 18:46
1955-Apr-28 21:19 00:04 Jupiter 1.7237790136137 1.72377814232842 1.72377988492064 4.03139092692795 3.90760311522262 2435226.388375802 4.36065797412768 480.403185096045 30.782485767453 -86.593144862298 2244924.04723657 T 7 CATAB v2.0f-lin.ifort 2020-Nov-11 18:46:49 2020-Nov-11 18:46
1966-Aug-08 18:11 00:03 Jupiter 1.72855456250574 1.72855334758285 1.72855577743598 3.90440897924149 3.77682060249109 2439346.257711741 3.4763021044647 290.07922625928 46.5178253284706 81.9724732861992 2106376.81191045 T 7 CATAB v2.0f-lin.ifort 2020-Nov-11 18:46:49 2020-Nov-11 18:46
1977-Oct-23 19:40 00:03 Jupiter 1.84003770807696 1.8400359028072 1.84003951334714 3.60410475617091 3.47403415546737 2443440.319108282 2.86099084078323 170.409504677643 90.0947717586691 -79.6455268568287 1712092.40639935 T 7 CATAB v2.0f-lin.ifort 2020-Nov-11 18:46:49 2020-Nov-11 18:46
2122-Feb-15 22:15 00:07 Jupiter 1.84754196915621 1.84753837916446 1.84754555924973 3.92245450632295 3.80377852398665 2496150.427114007 6.98501441116067 731.78389073653 33.4532067371087 -75.7427705893097 2038367.57644916 T 7 CATAB v2.0f-lin.ifort 2020-Nov-11 18:46:49 2020-Nov-11 18:46
2133-May-30 01:05 00:08 Jupiter 1.74170845228654 1.74170643040465 1.74171047432506 4.04166223533385 3.9194897021538 2500271.544826579 7.74925966782995 883.85940322643 28.00318239059 -83.7239700068056 2250670.83954149 T 7 CATAB v2.0f-lin.ifort 2020-Nov-11 18:46:49 2020-Nov-11 18:46
2144-Sep-10 08:30 00:09 Jupiter 1.73451033375316 1.73450912641733 1.73451154118798 4.0454220893947 3.9228522029677 2504392.854222825 9.20653289978954 872.262703567267 37.8823270378996 86.6858187362426 2260628.37807528 T 7 CATAB v2.0f-lin.ifort 2020-Nov-11 18:46:49 2020-Nov-11 18:46
2155-Dec-02 06:03 00:12 Jupiter 1.83566829959419 1.83566372076238 1.83567287845813 3.9110898117002 3.79127607934413 2508492.752247594 11.6959378525542 481.353398105872 94.8609252599775 61.9089430095872 2004472.73109702 T 7 CATAB v2.0f-lin.ifort 2020-Nov-11 18:46:49 2020-Nov-11 18:46
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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