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JPL Small-Body Database Browser
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351643 (2005 YM78)
Classification: Main-belt Asteroid          SPK-ID: 2351643
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0583930007373378 6.6359e-08  
a 2.273701987580938 1.9261e-08 au
q 2.140933705743638 1.5422e-07 au
i 7.340402820204443 7.7048e-06 deg
node 90.70270510965253 5.2938e-05 deg
peri 10.28169349255746 9.4587e-05 deg
M 320.0141183335884 7.7737e-05 deg
tp 2458739.592244296285
(2019-Sep-13.09224430)
0.00027108 TDB
period 1252.272198582642
3.43
1.5912e-05
4.356e-08
d
yr
n .2874774353430975 3.6529e-09 deg/d
Q 2.406470269418238 2.0386e-08 au
  Orbit Determination Parameters
   # obs. used (total)      166  
   data-arc span      6172 days (16.90 yr)  
   first obs. used      2001-10-23  
   last obs. used      2018-09-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55571  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 12:55:17  

Additional Information
 Earth MOID = 1.1583 au 
 Jupiter MOID = 2.67716 au 
 T_jup = 3.597 
[ 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 17.1   n/a MPO455545  

351643 (2005 YM78)          Discovered 2005-Dec-24 by Spacewatch at Kitt Peak
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31

[ 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
1963-Jan-16 16:12 00:03 Thisb 0.0119581359934311 0.0119569367999427 0.0119593381172113 5.03936688681658 5.0393667736716 2438046.175273768 2.85920073107772 1089.47482695844 57.6075251510346 -89.1450796621775 31037.2319261841 T 9 CATAB v2.0e-lin.ifort 2018-Oct-03 12:55:19 2018-Dec-18 01:46
2110-Jun-13 14:08 00:04 Thisb 0.0270034938779614 0.0269676525508657 0.0270393375871134 5.22206420535647 5.22206415700467 2491885.088911807 4.31798302307859 1831.03510199729 64.1425601468474 -12.6317848534415 13933.602805996 T 9 CATAB v2.0e-lin.ifort 2018-Oct-03 12:55:19 2018-Dec-18 01:46
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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