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437484 (2013 YD55)
Classification: Main-belt Asteroid          SPK-ID: 2437484
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1124784974842883 6.6071e-08  
a 2.74766721684292 4.6574e-08 au
q 2.438613736705592 1.9013e-07 au
i 9.862316523498802 5.8159e-06 deg
node 127.7846607089074 4.592e-05 deg
peri 299.5725825279138 5.5232e-05 deg
M 184.0749861114139 2.9138e-05 deg
tp 2459813.461012045708
(2022-Aug-21.96101205)
0.00013808 TDB
period 1663.583579546007
4.55
4.2297e-05
1.158e-07
d
yr
n .2164003086026157 5.502e-09 deg/d
Q 3.056720696980248 5.1812e-08 au
  Orbit Determination Parameters
   # obs. used (total)      135  
   data-arc span      3773 days (10.33 yr)  
   first obs. used      2008-11-09  
   last obs. used      2019-03-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58626  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:50:31  

Additional Information
 Earth MOID = 1.47075 au 
 Jupiter MOID = 2.20938 au 
 T_jup = 3.317 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457509.5 (2016-May-01.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1135453085247742 6.6036e-08  
q 2.434805459304515 1.9043e-07 au
tp 2458151.622854736466
(2018-Feb-02.12285474)
0.00013319 TDB
node 127.8056364800078 4.5936e-05 deg
peri 299.8700821889688 5.5067e-05 deg
i 9.862031064592848 5.8159e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      135  
   data-arc span      3773 days (10.33 yr)  
   first obs. used      2008-11-09  
   last obs. used      2019-03-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58626  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:50:31  

Additional Information
 Jupiter MOID = 2.20938 au 
 T_jup = 3.317 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.360786169091664E-15 -1.227059801307363E-14 -2.466962711710262E-12 -1.573035072884848E-14 -5.122552528703869E-13 -1.261327394668135E-14
q -1.227059801307363E-14 3.626183845978064E-14 6.337491489253183E-12 4.92838814788433E-14 1.142898304257252E-12 3.890923827757332E-14
tp -2.466962711710262E-12 6.337491489253183E-12 1.773958652932453E-8 5.356500536287061E-11 4.09767815337362E-9 1.181572315895196E-11
node -1.573035072884848E-14 4.92838814788433E-14 5.356500536287061E-11 2.110102096818619E-9 -2.067024202644736E-9 2.150274709804944E-12
peri -5.122552528703869E-13 1.142898304257252E-12 4.09767815337362E-9 -2.067024202644736E-9 3.032385862167297E-9 2.902013371381763E-13
i -1.261327394668135E-14 3.890923827757332E-14 1.181572315895196E-11 2.150274709804944E-12 2.902013371381763E-13 3.382411319434936E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO437697  

437484 (2013 YD55)          Discovered 2010-Mar-20 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-06-04

Alternate Designations
 2013 YD55 = 2010 FP27 = 2014 AL54 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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