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52489 (1995 YG3)
Classification: Main-belt Asteroid          SPK-ID: 2052489
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1283685107999747 3.2234e-08  
a 2.32395281486715 8.1279e-09 au
q 2.025630452853245 7.7101e-08 au
i 3.085115168771344 5.0088e-06 deg
node 331.0826565631674 6.1498e-05 deg
peri 68.09005778706037 6.4635e-05 deg
M 14.65439893707846 1.9729e-05 deg
tp 2458947.824957433875
(2020-Apr-08.32495743)
7.0845e-05 TDB
period 1294.015224044758
3.54
6.7886e-06
1.859e-08
d
yr
n .2782038366401383 1.4595e-09 deg/d
Q 2.622275176881056 9.1713e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1029  
   data-arc span      9075 days (24.85 yr)  
   first obs. used      1995-12-26  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54656  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:17:31  

Additional Information
 Earth MOID = 1.03556 au 
 Jupiter MOID = 2.76487 au 
 T_jup = 3.563 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456955.5 (2014-Oct-25.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1292877445211958 3.2452e-08  
q 2.023085878182151 7.7695e-08 au
tp 2456357.879680864568
(2013-Mar-06.37968086)
6.7611e-05 TDB
node 331.2352036840119 6.1474e-05 deg
peri 67.46707061040453 6.4543e-05 deg
i 3.086364216714036 5.0099e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1029  
   data-arc span      9075 days (24.85 yr)  
   first obs. used      1995-12-26  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54656  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:17:31  

Additional Information
 Jupiter MOID = 2.76487 au 
 T_jup = 3.563 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.053128016629446E-15 -2.511557430881714E-15 -6.396255428614312E-13 -4.420906736176349E-15 -1.898079921521383E-13 -1.170566282247657E-15
q -2.511557430881714E-15 6.036490526655193E-15 1.523977471944511E-12 1.043995501559657E-14 4.572537560062202E-13 2.846982042866777E-15
tp -6.396255428614312E-13 1.523977471944511E-12 4.571251898979806E-9 5.212784228613989E-12 1.335769885754673E-9 -4.151136540083181E-13
node -4.420906736176349E-15 1.043995501559657E-14 5.212784228613989E-12 3.77906613833422E-9 -3.77135174611356E-9 1.883165354175426E-12
peri -1.898079921521383E-13 4.572537560062202E-13 1.335769885754673E-9 -3.77135174611356E-9 4.165751366477807E-9 -2.008071169981256E-12
i -1.170566282247657E-15 2.846982042866777E-15 -4.151136540083181E-13 1.883165354175426E-12 -2.008071169981256E-12 2.509869418643764E-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 15.4   n/a MPO296519  
diameter diameter 1.940 km 0.592 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.170   0.097 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52489 (1995 YG3)          Discovered 1995-Dec-26 by Kobayashi, T. at Oizumi
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1995 YG3 = 1998 RG59 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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