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308002 (2004 RY104)
Classification: Main-belt Asteroid          SPK-ID: 2308002
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2410084956592163 6.5817e-08  
a 2.225795703262055 1.1834e-08 au
q 1.689360029174119 1.4857e-07 au
i 4.98907945353892 5.078e-06 deg
node 269.0478140727996 7.3813e-05 deg
peri 71.11888235131423 7.4688e-05 deg
M 273.525000323331 1.4743e-05 deg
tp 2459291.849612441377
(2021-Mar-18.34961244)
5.1164e-05 TDB
period 1212.903855114946
3.32
9.6728e-06
2.648e-08
d
yr
n .2968083566408345 2.367e-09 deg/d
Q 2.762231377349989 1.4686e-08 au
  Orbit Determination Parameters
   # obs. used (total)      233  
   data-arc span      6706 days (18.36 yr)  
   first obs. used      2001-12-18  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49604  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 20:09:42  

Additional Information
 Earth MOID = .688861 au 
 Jupiter MOID = 2.65734 au 
 T_jup = 3.602 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457172.5 (2015-May-30.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2409733670894867 6.5892e-08  
q 1.689475462302682 1.4867e-07 au
tp 2456864.220035180090
(2014-Jul-25.72003518)
4.0854e-05 TDB
node 269.2243012848413 7.377e-05 deg
peri 70.66576720738109 7.4648e-05 deg
i 4.990959631647807 5.0761e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      233  
   data-arc span      6706 days (18.36 yr)  
   first obs. used      2001-12-18  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49604  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 20:09:42  

Additional Information
 Jupiter MOID = 2.65734 au 
 T_jup = 3.602 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.341759800240608E-15 -9.778620477894613E-15 9.860749560467574E-13 -5.005015901360489E-14 2.140889951386903E-13 -1.03740701904219E-14
q -9.778620477894613E-15 2.210265426246921E-14 -2.06116353138675E-12 1.142576638373065E-13 -4.34984782989478E-13 2.353787487784073E-14
tp 9.860749560467574E-13 -2.06116353138675E-12 1.669064995810467E-9 -9.154269873298967E-12 5.069504714795719E-10 -4.122885685671303E-12
node -5.005015901360489E-14 1.142576638373065E-13 -9.154269873298967E-12 5.442005096538773E-9 -5.42260664890889E-9 -7.802338057514031E-11
peri 2.140889951386903E-13 -4.34984782989478E-13 5.069504714795719E-10 -5.42260664890889E-9 5.572305458093436E-9 7.672701074193931E-11
i -1.03740701904219E-14 2.353787487784073E-14 -4.122885685671303E-12 -7.802338057514031E-11 7.672701074193931E-11 2.576655614976362E-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 17.3   n/a MPO471230  

308002 (2004 RY104)          Discovered 2004-Sep-08 by NEAT at Palomar
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12

Alternate Designations
 2004 RY104 = 2001 YS37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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