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(2015 YU1)
Classification: Apollo [NEO]          SPK-ID: 3738937
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1132308511958316 5.3428e-07  
a 1.114160536940314 6.2899e-07 au
q .9880031909737574 3.8462e-08 au
i 7.825589439269382 3.6107e-05 deg
node 269.1555178730238 1.3187e-05 deg
peri 265.6493600058357 5.8971e-05 deg
M 14.38375882302345 0.001268 deg
tp 2459183.337127491041
(2020-Nov-29.83712749)
0.0014985 TDB
period 429.5562918738036
1.18
0.00036375
9.959e-07
d
yr
n .8380740936877301 7.0969e-07 deg/d
Q 1.240317882906871 7.0021e-07 au
  Orbit Determination Parameters
   # obs. used (total)      98  
   data-arc span      235 days  
   first obs. used      2015-12-19  
   last obs. used      2016-08-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      3  
   norm. resid. RMS      .45986  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 15:44:26  

Additional Information
 Earth MOID = .0708321 au 
 Jupiter MOID = 3.73831 au 
 T_jup = 5.581 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457511.5 (2016-May-03.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1135749768195501 5.288e-07  
q .9874472533645833 3.2949e-08 au
tp 2457465.073426424389
(2016-Mar-17.57342642)
5.9304e-05 TDB
node 269.2227401753546 1.3687e-05 deg
peri 265.4657841806472 6.1191e-05 deg
i 7.81480263158693 3.6213e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      98  
   data-arc span      235 days  
   first obs. used      2015-12-19  
   last obs. used      2016-08-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      3  
   norm. resid. RMS      .45986  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 15:44:26  

Additional Information
 Jupiter MOID = 3.73831 au 
 T_jup = 5.581 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.796297283501928E-13 -1.681912834025417E-14 2.687615952279292E-11 -4.494374730997344E-12 2.606844563823558E-11 1.905190720385523E-11
q -1.681912834025417E-14 1.085647951360954E-15 -1.751944566190011E-12 3.155538397001429E-13 -1.73066458956301E-12 -1.141662043516648E-12
tp 2.687615952279292E-11 -1.751944566190011E-12 3.516975969434821E-9 -6.896987005298937E-10 3.59515646798776E-9 1.810352523640297E-9
node -4.494374730997344E-12 3.155538397001429E-13 -6.896987005298937E-10 1.873341747165825E-10 -7.627578520740702E-10 -3.082839023762037E-10
peri 2.606844563823558E-11 -1.73066458956301E-12 3.59515646798776E-9 -7.627578520740702E-10 3.74436783782687E-9 1.759349711187396E-9
i 1.905190720385523E-11 -1.141662043516648E-12 1.810352523640297E-9 -3.082839023762037E-10 1.759349711187396E-9 1.31137437577327E-9

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 24.84   n/a E2021-GK1  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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