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215355 (2001 XY146)
Classification: Main-belt Asteroid          SPK-ID: 2215355
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04819015458815661 4.8844e-08  
a 3.02326023980423 3.3084e-08 au
q 2.877568861487837 1.4734e-07 au
i 10.93082720170255 5.9391e-06 deg
node 80.22942640517871 2.8436e-05 deg
peri 48.90838575115799 6.8644e-05 deg
M 145.7804404674011 6.2677e-05 deg
tp 2458222.985525160391
(2018-Apr-14.48552516)
0.00033203 TDB
period 1920.046407081962
5.26
3.1517e-05
8.629e-08
d
yr
n .1874954681679381 3.0777e-09 deg/d
Q 3.168951618120624 3.4679e-08 au
  Orbit Determination Parameters
   # obs. used (total)      276  
   data-arc span      6758 days (18.50 yr)  
   first obs. used      2001-12-14  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58025  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 03:42:29  

Additional Information
 Earth MOID = 1.90634 au 
 Jupiter MOID = 1.95914 au 
 T_jup = 3.216 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457122.5 (2015-Apr-10.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0494854974654258 4.9102e-08  
q 2.86945259478096 1.4903e-07 au
tp 2456292.642658442538
(2012-Dec-31.14265844)
0.00031767 TDB
node 80.25168443744646 2.8426e-05 deg
peri 45.93844967019427 6.7033e-05 deg
i 10.93751899769954 5.943e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      276  
   data-arc span      6758 days (18.50 yr)  
   first obs. used      2001-12-14  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58025  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 03:42:29  

Additional Information
 Jupiter MOID = 1.95914 au 
 T_jup = 3.216 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.410959621344517E-15 -7.15081728250667E-15 -1.520296472742481E-12 3.020756676147145E-15 -3.203744237520276E-13 4.161122947181469E-16
q -7.15081728250667E-15 2.221057608015447E-14 5.443364715104516E-12 -8.080735411297456E-15 1.208841091950768E-12 -4.908682733355114E-16
tp -1.520296472742481E-12 5.443364715104516E-12 1.009162224420163E-7 -5.504610195114455E-11 1.930280025123815E-8 -8.11008586307642E-12
node 3.020756676147145E-15 -8.080735411297456E-15 -5.504610195114455E-11 8.080192764165094E-10 -8.034602977784981E-10 -1.013613019243587E-11
peri -3.203744237520276E-13 1.208841091950768E-12 1.930280025123815E-8 -8.034602977784981E-10 4.493429367116449E-9 8.432157418986272E-12
i 4.161122947181469E-16 -4.908682733355114E-16 -8.11008586307642E-12 -1.013613019243587E-11 8.432157418986272E-12 3.531975871488683E-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 15.6   n/a MPO433409  

215355 (2001 XY146)          Discovered 2001-Dec-14 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

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