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295097 (2008 EY159)
Classification: Main-belt Asteroid          SPK-ID: 2295097
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .022592019934391 6.5731e-08  
a 3.119581843208125 3.8005e-08 au
q 3.049104188019403 1.9531e-07 au
i 10.53602608560366 4.8203e-06 deg
node 160.0042405551666 3.5675e-05 deg
peri 59.72692063375161 0.00014852 deg
M 66.15104399727548 0.00013881 deg
tp 2458830.691231314789
(2019-Dec-13.19123132)
0.00077968 TDB
period 2012.532965196427
5.51
3.6777e-05
1.007e-07
d
yr
n .1788790574989977 3.2688e-09 deg/d
Q 3.190059498396848 3.8863e-08 au
  Orbit Determination Parameters
   # obs. used (total)      263  
   data-arc span      6727 days (18.42 yr)  
   first obs. used      2002-03-20  
   last obs. used      2020-08-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59758  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 05:13:10  

Additional Information
 Earth MOID = 2.05903 au 
 Jupiter MOID = 1.79215 au 
 T_jup = 3.190 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457866.5 (2017-Apr-23.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02115819894532027 6.6476e-08  
q 3.050821559131792 1.9614e-07 au
tp 2458807.323097768972
(2019-Nov-19.82309777)
0.00082275 TDB
node 160.0756316391926 3.5715e-05 deg
peri 55.28553694310336 0.00015596 deg
i 10.53192977247769 4.8199e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      263  
   data-arc span      6727 days (18.42 yr)  
   first obs. used      2002-03-20  
   last obs. used      2020-08-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59758  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 05:13:10  

Additional Information
 Jupiter MOID = 1.79215 au 
 T_jup = 3.190 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.418993497608513E-15 -1.283377950589976E-14 -7.417544589870905E-12 -1.708635942278579E-14 -1.531250942263562E-12 -9.291110325650071E-15
q -1.283377950589976E-14 3.846918969416294E-14 7.517226316489119E-12 5.17849506999191E-14 1.785129808188681E-12 3.134107902162536E-14
tp -7.417544589870905E-12 7.517226316489119E-12 6.76925690446113E-7 -9.69529882841467E-11 1.249503641005008E-7 -8.898564739369276E-11
node -1.708635942278579E-14 5.17849506999191E-14 -9.69529882841467E-11 1.275557228502451E-9 -1.271023516417099E-9 3.075324348185278E-11
peri -1.531250942263562E-12 1.785129808188681E-12 1.249503641005008E-7 -1.271023516417099E-9 2.432430562992659E-8 -4.643259854397562E-11
i -9.291110325650071E-15 3.134107902162536E-14 -8.898564739369276E-11 3.075324348185278E-11 -4.643259854397562E-11 2.323103163895992E-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 15.72   n/a E2021B55  
diameter diameter 3.975 km 0.866 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.059   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

295097 (2008 EY159)          Discovered 2008-Mar-03 by PMO NEO Survey Program at Purple Mountain
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ 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
1929-Jul-01 02:02 00:05 Jupiter 1.97081570523755 1.97081399727186 1.97081741320661 3.25108631791627 3.11608678155359 2425793.584437052 4.71035543319326 163.932190364909 22.2433899114377 60.9613183777976 2267577.61634242 T 13 CATAB v2.0f-lin.ifort 2021-Apr-14 05:13:10 2021-Apr-14 05:13
1939-Aug-18 22:21 00:04 Jupiter 1.78628074159516 1.78628009025664 1.78628139293795 3.84737994510438 3.72209189370841 2429494.431316581 3.89165643227258 313.115613499131 25.434348960267 87.0032584432156 2502320.38060034 T 13 CATAB v2.0f-lin.ifort 2021-Apr-14 05:13:10 2021-Apr-14 05:13
2011-May-14 20:06 < 00:01 Jupiter 1.80829836508109 1.80829763155542 1.80829909860676 3.60310653640602 3.47067133369647 2455696.337326962 0.370870249971672 53.5022909354555 30.6294851549163 76.1726148639713 2098801.87972435 T 13 CATAB v2.0f-lin.ifort 2021-Apr-14 05:13:10 2021-Apr-14 05:13
2021-Jul-26 08:36 < 00:01 Jupiter 1.9169255115551 1.91692475266652 1.91692627044369 4.07411120047288 3.96417101602834 2459421.858552400 0.411659966688902 62.7515105124847 32.4101047325042 -77.5302381688081 2567955.48381643 T 13 CATAB v2.0f-lin.ifort 2021-Apr-14 05:13:10 2021-Apr-14 05:13
2083-Feb-15 15:12 00:04 Jupiter 1.88056750955174 1.88056653386443 1.88056848524387 3.30342853436059 3.16414668279032 2481906.133593465 3.75030176756047 205.989334180467 25.5472946949373 76.2718886784027 2133843.57691584 T 13 CATAB v2.0f-lin.ifort 2021-Apr-14 05:13:10 2021-Apr-14 05:13
2093-Apr-17 01:57 00:04 Jupiter 1.83225396635468 1.832252528435 1.83225540429029 4.01706998984194 3.90029260566457 2485619.581114677 3.96080711613784 307.644261645146 26.2704394847523 -78.6157030889545 2831481.62098696 T 13 CATAB v2.0f-lin.ifort 2021-Apr-14 05:13:10 2021-Apr-14 05:13
2154-Nov-28 07:48 00:08 Jupiter 1.96900379081366 1.96900166617029 1.96900591546789 3.13374940928055 2.99333074609025 2508123.824740333 7.82053221418025 268.522173472753 20.386276599909 67.4890194674665 2222621.29555108 T 13 CATAB v2.0f-lin.ifort 2021-Apr-14 05:13:10 2021-Apr-14 05:13
2165-Jan-08 18:02 00:08 Jupiter 1.80141072469736 1.8014098345312 1.80141161490807 3.84098027170668 3.7165481765661 2511818.251305517 7.70286795847255 606.649058191378 26.0665460618453 -88.1019637526158 2558191.51130865 T 13 CATAB v2.0f-lin.ifort 2021-Apr-14 05:13:10 2021-Apr-14 05:13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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