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171015 (2005 EU38)
Classification: Main-belt Asteroid          SPK-ID: 2171015
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1648953826082508 6.2042e-08  
a 2.581132326895585 2.0674e-08 au
q 2.155515524289613 1.5442e-07 au
i 5.395529195090736 5.0921e-06 deg
node 103.6451700536282 7.0835e-05 deg
peri 128.6294398046878 7.352e-05 deg
M 192.2590354700615 2.4832e-05 deg
tp 2459706.249318042807
(2022-May-06.74931804)
0.00010948 TDB
period 1514.655380737745
4.15
1.8198e-05
4.982e-08
d
yr
n .2376778272986786 2.8556e-09 deg/d
Q 3.006749129501558 2.4083e-08 au
  Orbit Determination Parameters
   # obs. used (total)      276  
   data-arc span      7158 days (19.60 yr)  
   first obs. used      2001-03-18  
   last obs. used      2020-10-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61805  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:46:41  

Additional Information
 Earth MOID = 1.14933 au 
 Jupiter MOID = 2.00122 au 
 T_jup = 3.399 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457469.5 (2016-Mar-22.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1651631266479393 6.1956e-08  
q 2.154417199236775 1.5415e-07 au
tp 2458192.626350953351
(2018-Mar-15.12635095)
9.9175e-05 TDB
node 103.6748170455772 7.0884e-05 deg
peri 128.7976572819715 7.3564e-05 deg
i 5.394222505273373 5.0903e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      276  
   data-arc span      7158 days (19.60 yr)  
   first obs. used      2001-03-18  
   last obs. used      2020-10-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61805  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:46:41  

Additional Information
 Jupiter MOID = 2.00122 au 
 T_jup = 3.399 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.838591503191142E-15 -9.498796576771132E-15 8.405641684705507E-13 7.2759547460258E-15 3.511417476245635E-14 5.338886193796646E-15
q -9.498796576771132E-15 2.376069120451439E-14 -1.333492180736239E-12 -1.878406325597536E-14 3.139414024582504E-14 -1.323215064269425E-14
tp 8.405641684705507E-13 -1.333492180736239E-12 9.835625650505232E-9 -6.93192069773112E-11 1.999158078043213E-9 -3.236623040420859E-13
node 7.2759547460258E-15 -1.878406325597536E-14 -6.93192069773112E-11 5.024549792442426E-9 -5.016015877995109E-9 -4.925599967621108E-11
peri 3.511417476245635E-14 3.139414024582504E-14 1.999158078043213E-9 -5.016015877995109E-9 5.411632935066939E-9 4.879966339325495E-11
i 5.338886193796646E-15 -1.323215064269425E-14 -3.236623040420859E-13 -4.925599967621108E-11 4.879966339325495E-11 2.591109404244146E-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 16.2   n/a MPO454169  

171015 (2005 EU38)          Discovered 2005-Mar-08 by Lowe, A. at Mayhill
Reference: 20071124/Numbers.arcLast Updated: 2007-11-26

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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
2027-May-15 01:10 00:01 Amphi 0.0461323069739502 0.0461266582057002 0.04613795634346 5.14335470999142 5.14335468576321 2461540.548590954 1.05540451648406 389.545170088756 62.1232882654209 -44.4207577357889 78751.5849876239 T 12 CATAB v2.0f-lin.ifort 2020-Nov-12 10:46:42 2020-Nov-12 10:46

Alternate Designations
 2005 EU38 = 2001 GJ6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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