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52175 (2204 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2052175
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1454780925019696 3.7426e-08  
a 2.849949106831208 1.3269e-08 au
q 2.435343947041712 1.0448e-07 au
i 1.238693026333054 4.3935e-06 deg
node 38.59892891597728 0.00019663 deg
peri 23.55842692546992 0.00019724 deg
M 216.4544829469365 1.6719e-05 deg
tp 2459701.214681521286
(2022-May-01.71468152)
8.398e-05 TDB
period 1757.333078220845
4.81
1.2273e-05
3.36e-08
d
yr
n .2048558719241035 1.4307e-09 deg/d
Q 3.264554266620705 1.52e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1068  
   data-arc span      16680 days (45.67 yr)  
   first obs. used      1973-09-19  
   last obs. used      2019-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58519  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:23:04  

Additional Information
 Earth MOID = 1.44841 au 
 Jupiter MOID = 2.04959 au 
 T_jup = 3.290 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456636.5 (2013-Dec-10.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1486049798347485 3.7472e-08  
q 2.421793955138336 1.0464e-07 au
tp 2456193.560252258813
(2012-Sep-23.06025226)
7.3364e-05 TDB
node 38.65334762520191 0.00019612 deg
peri 23.62502759278302 0.00019671 deg
i 1.241432427631789 4.4014e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1068  
   data-arc span      16680 days (45.67 yr)  
   first obs. used      1973-09-19  
   last obs. used      2019-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58519  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:23:04  

Additional Information
 Jupiter MOID = 2.04959 au 
 T_jup = 3.290 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.404182499508274E-15 -3.899295318317108E-15 -3.45058014836797E-14 7.647798768446747E-15 -3.600299019229531E-14 -1.939263359269291E-16
q -3.899295318317108E-15 1.095013853503779E-14 2.466283388532642E-13 -2.111888418081495E-14 1.377232175172318E-13 5.687114523143645E-16
tp -3.45058014836797E-14 2.466283388532642E-13 5.382324903099329E-9 9.334425562907147E-12 1.134680029384962E-9 -2.006718951710263E-13
node 7.647798768446747E-15 -2.111888418081495E-14 9.334425562907147E-12 3.846398911898985E-8 -3.845284218283952E-8 -9.993585753908582E-11
peri -3.600299019229531E-14 1.377232175172318E-13 1.134680029384962E-9 -3.845284218283952E-8 3.869518071384066E-8 9.988217190412654E-11
i -1.939263359269291E-16 5.687114523143645E-16 -2.006718951710263E-13 -9.993585753908582E-11 9.988217190412654E-11 1.93723881244402E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5   n/a MPO474406  

52175 (2204 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2204 T-2 = 1999 CY23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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