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146760 (2001 XZ170)
Classification: Main-belt Asteroid          SPK-ID: 2146760
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1756058509526373 4.7002e-08  
a 3.193811128568305 2.6798e-08 au
q 2.632959207554065 1.4803e-07 au
i 2.608222836641558 5.803e-06 deg
node 122.20505310456 0.00011497 deg
peri 261.458498757861 0.00011622 deg
M 162.3379463053669 1.7141e-05 deg
tp 2458260.387519193684
(2018-May-21.88751919)
9.4902e-05 TDB
period 2084.789790636183
5.71
2.6239e-05
7.184e-08
d
yr
n .1726792800007642 2.1734e-09 deg/d
Q 3.754663049582545 3.1504e-08 au
  Orbit Determination Parameters
   # obs. used (total)      395  
   data-arc span      7171 days (19.63 yr)  
   first obs. used      2000-08-29  
   last obs. used      2020-04-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6169  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:02:33  

Additional Information
 Earth MOID = 1.63685 au 
 Jupiter MOID = 1.70509 au 
 T_jup = 3.170 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457274.5 (2015-Sep-09.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1744953773010004 4.6907e-08  
q 2.636654986021021 1.4746e-07 au
tp 2458261.771228894024
(2018-May-23.27122889)
9.5518e-05 TDB
node 122.2126198604092 0.00011497 deg
peri 261.8320320699136 0.00011624 deg
i 2.607909488498539 5.8022e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      395  
   data-arc span      7171 days (19.63 yr)  
   first obs. used      2000-08-29  
   last obs. used      2020-04-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6169  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:02:33  

Additional Information
 Jupiter MOID = 1.70509 au 
 T_jup = 3.170 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.200288862563036E-15 -6.842258508083557E-15 -1.172591313592461E-13 -8.562549560977942E-15 -8.166743880003965E-14 -1.042591140802525E-15
q -6.842258508083557E-15 2.174478622526238E-14 1.00497438791762E-12 2.737806391998132E-14 3.166531316872241E-13 3.334279063485168E-15
tp -1.172591313592461E-13 1.00497438791762E-12 9.123713635587731E-9 -7.02537374561796E-12 1.650373767392249E-9 -1.173233809937985E-12
node -8.562549560977942E-15 2.737806391998132E-14 -7.02537374561796E-12 1.321818556536715E-8 -1.320511010704092E-8 4.111745557901538E-11
peri -8.166743880003965E-14 3.166531316872241E-13 1.650373767392249E-9 -1.320511010704092E-8 1.351243101011023E-8 -4.128139705358817E-11
i -1.042591140802525E-15 3.334279063485168E-15 -1.173233809937985E-12 4.111745557901538E-11 -4.128139705358817E-11 3.366565584361416E-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 15.45   n/a E2021B55  

146760 (2001 XZ170)          Discovered 2001-Dec-14 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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