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173653 (2001 GY2)
Classification: Main-belt Asteroid          SPK-ID: 2173653
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2115779942036947 6.1422e-08  
a 2.350137600430471 1.1013e-08 au
q 1.852900200828708 1.4283e-07 au
i 24.71514796201885 6.9829e-06 deg
node 153.8318754582763 1.3045e-05 deg
peri 350.7327197781337 1.9407e-05 deg
M 150.8357904185789 1.5911e-05 deg
tp 2458449.133639263260
(2018-Nov-26.63363926)
5.6592e-05 TDB
period 1315.9468937339
3.60
9.2496e-06
2.532e-08
d
yr
n .2735672706202659 1.9229e-09 deg/d
Q 2.847375000032234 1.3343e-08 au
  Orbit Determination Parameters
   # obs. used (total)      529  
   data-arc span      11049 days (30.25 yr)  
   first obs. used      1990-03-01  
   last obs. used      2020-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54443  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 03:27:06  

Additional Information
 Earth MOID = .866454 au 
 Jupiter MOID = 2.16774 au 
 T_jup = 3.407 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457239.5 (2015-Aug-05.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2118854816346408 6.1241e-08  
q 1.851528766812689 1.4233e-07 au
tp 2457133.102779886929
(2015-Apr-20.60277989)
5.357e-05 TDB
node 153.8986558217338 1.3049e-05 deg
peri 350.4934888173746 1.942e-05 deg
i 24.7055541379379 6.9843e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      529  
   data-arc span      11049 days (30.25 yr)  
   first obs. used      1990-03-01  
   last obs. used      2020-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54443  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 03:27:06  

Additional Information
 Jupiter MOID = 2.16774 au 
 T_jup = 3.407 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.750458649306933E-15 -8.700859088732703E-15 1.685246243887723E-12 -1.147120731790498E-14 3.890402061926791E-13 -2.925935629152156E-14
q -8.700859088732703E-15 2.025642754866973E-14 -3.843312974705579E-12 2.606704877315002E-14 -8.868276119064501E-13 6.867887448538252E-14
tp 1.685246243887723E-12 -3.843312974705579E-12 2.8697808880585E-9 -4.043930230775162E-12 7.919196754290807E-10 -2.908863099634054E-11
node -1.147120731790498E-14 2.606704877315002E-14 -4.043930230775162E-12 1.702700579680908E-10 -1.550150905528339E-10 3.152632238191124E-11
peri 3.890402061926791E-13 -8.868276119064501E-13 7.919196754290807E-10 -1.550150905528339E-10 3.771240774277239E-10 -3.664428220420451E-11
i -2.925935629152156E-14 6.867887448538252E-14 -2.908863099634054E-11 3.152632238191124E-11 -3.664428220420451E-11 4.878063946836532E-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 16.1   n/a MPO475470  

173653 (2001 GY2)          Discovered 2001-Apr-14 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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