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160295 (2003 EY49)
Classification: Main-belt Asteroid          SPK-ID: 2160295
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1688713082987126 3.249e-08  
a 2.295331744449914 1.1396e-08 au
q 1.907716069785091 7.5763e-08 au
i 6.221206736837592 4.4699e-06 deg
node 352.2015719486939 3.4605e-05 deg
peri 270.8738697774665 3.7576e-05 deg
M 277.2567475779524 1.5249e-05 deg
tp 2459292.442087124435
(2021-Mar-18.94208712)
5.4908e-05 TDB
period 1270.183952024495
3.48
9.4593e-06
2.59e-08
d
yr
n .2834235147013237 2.1107e-09 deg/d
Q 2.682947419114737 1.332e-08 au
  Orbit Determination Parameters
   # obs. used (total)      485  
   data-arc span      6715 days (18.38 yr)  
   first obs. used      2001-12-09  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53781  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 01:32:02  

Additional Information
 Earth MOID = .904761 au 
 Jupiter MOID = 2.42336 au 
 T_jup = 3.568 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457317.5 (2015-Oct-22.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1693263824048634 3.2437e-08  
q 1.906339195996562 7.5663e-08 au
tp 2456751.970622086483
(2014-Apr-04.47062209)
4.7746e-05 TDB
node 352.2318697424063 3.4588e-05 deg
peri 270.8300162593972 3.7556e-05 deg
i 6.223737930778691 4.4711e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      485  
   data-arc span      6715 days (18.38 yr)  
   first obs. used      2001-12-09  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53781  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 01:32:02  

Additional Information
 Jupiter MOID = 2.42336 au 
 T_jup = 3.568 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.052169095062901E-15 -2.435274371681396E-15 2.476836049793837E-13 -5.766718774233625E-15 9.559488445312294E-14 -4.878140563094451E-16
q -2.435274371681396E-15 5.724941498465194E-15 -4.773560880694114E-13 1.26381704194881E-14 -1.850395219323441E-13 1.466923096866181E-15
tp 2.476836049793837E-13 -4.773560880694114E-13 2.279678391310232E-9 -2.013604270398057E-11 7.081878294953504E-10 -9.291722665532182E-13
node -5.766718774233625E-15 1.26381704194881E-14 -2.013604270398057E-11 1.196345828437688E-9 -1.194975227956532E-9 -2.588984418382534E-11
peri 9.559488445312294E-14 -1.850395219323441E-13 7.081878294953504E-10 -1.194975227956532E-9 1.410431897639918E-9 2.551897371377018E-11
i -4.878140563094451E-16 1.466923096866181E-15 -9.291722665532182E-13 -2.588984418382534E-11 2.551897371377018E-11 1.999072506675632E-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 16.4   n/a MPO454060  
diameter diameter 1.978 km 0.348 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.136   0.076 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

160295 (2003 EY49)          Discovered 2003-Mar-10 by Spacewatch at Kitt Peak
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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