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JPL Small-Body Database Browser
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34830 (2001 SQ227)
Classification: Main-belt Asteroid          SPK-ID: 2034830
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1050736671133983 4.7612e-08  
a 3.156632930440704 2.7442e-08 au
q 2.824953932708387 1.4731e-07 au
i 7.140070970739722 5.2574e-06 deg
node 191.2627980660938 3.7259e-05 deg
peri 356.8034977963604 4.3464e-05 deg
M 238.4865907392981 2.3999e-05 deg
tp 2459291.942796113078
(2021-Mar-18.44279611)
0.00014059 TDB
period 2048.493315389268
5.61
2.6712e-05
7.313e-08
d
yr
n .1757389185971497 2.2916e-09 deg/d
Q 3.488311928173021 3.0325e-08 au
  Orbit Determination Parameters
   # obs. used (total)      640  
   data-arc span      9443 days (25.85 yr)  
   first obs. used      1993-03-19  
   last obs. used      2019-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57544  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:43:57  

Additional Information
 Earth MOID = 1.82621 au 
 Jupiter MOID = 1.47122 au 
 T_jup = 3.186 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456979.5 (2014-Nov-18.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1072022632836804 4.7435e-08  
q 2.819746248673524 1.4745e-07 au
tp 2457243.073226116114
(2015-Aug-08.57322612)
0.000128 TDB
node 191.3150449444702 3.7316e-05 deg
peri 356.5491627586779 4.3327e-05 deg
i 7.133437163951495 5.2542e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      640  
   data-arc span      9443 days (25.85 yr)  
   first obs. used      1993-03-19  
   last obs. used      2019-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57544  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:43:57  

Additional Information
 Jupiter MOID = 1.47122 au 
 T_jup = 3.186 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.250041404050647E-15 -6.899494559178074E-15 4.246511192750302E-13 -4.589657088161788E-15 4.869674219879712E-14 -2.010049978798076E-15
q -6.899494559178074E-15 2.174228874482385E-14 -3.329512432753188E-13 1.451026143428158E-14 8.959853315810053E-16 4.881636845504675E-15
tp 4.246511192750302E-13 -3.329512432753188E-13 1.63839703813093E-8 1.537971894479014E-11 2.843650281317596E-9 -2.90543791928946E-12
node -4.589657088161788E-15 1.451026143428158E-14 1.537971894479014E-11 1.392447718044814E-9 -1.378627548957346E-9 -2.6171601450973E-12
peri 4.869674219879712E-14 8.959853315810053E-16 2.843650281317596E-9 -1.378627548957346E-9 1.877222820019379E-9 2.107669272272683E-12
i -2.010049978798076E-15 4.881636845504675E-15 -2.90543791928946E-12 -2.6171601450973E-12 2.107669272272683E-12 2.760679052920038E-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 14.7   n/a MPO426135  
diameter diameter 5.354 km 0.126 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

34830 (2001 SQ227)          Discovered 2001-Sep-19 by LINEAR at Socorro
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 SQ227 = 1993 FE44 = 1999 JT111 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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