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74299 (1998 SQ152)
Classification: Main-belt Asteroid          SPK-ID: 2074299
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .104166779511422 3.5247e-08  
a 2.735401778005456 1.4179e-08 au
q 2.45046378412081 9.9234e-08 au
i 10.57797965378611 4.0451e-06 deg
node 216.494671717384 2.164e-05 deg
peri 77.00475582587667 3.1548e-05 deg
M 353.1001532053018 2.0899e-05 deg
tp 2459032.171385400402
(2020-Jul-01.67138540)		 9.5873e-05 TDB
period 1652.45679844741
4.52		 1.2849e-05
3.518e-08		 d
yr
n .2178574352674413 1.6939e-09 deg/d
Q 3.020339771890102 1.5656e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1013  
   data-arc span      8066 days (22.08 yr)  
   first obs. used      1998-09-17  
   last obs. used      2020-10-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55056  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:44:13  

Additional Information
 Earth MOID = 1.4614 au 
 Jupiter MOID = 2.1531 au 
 T_jup = 3.320 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457381.5 (2015-Dec-25.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1028856844309579 3.5308e-08  
q 2.452765538829465 9.9168e-08 au
tp 2457383.146434556394
(2015-Dec-26.64643456)		 0.00010105 TDB
node 216.5293419752428 2.1624e-05 deg
peri 77.47780527287355 3.1745e-05 deg
i 10.58235992229259 4.0468e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      1013  
   data-arc span      8066 days (22.08 yr)  
   first obs. used      1998-09-17  
   last obs. used      2020-10-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55056  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:44:13  

Additional Information
 Jupiter MOID = 2.1531 au 
 T_jup = 3.320 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.246636041436848E-15 -3.473053417452414E-15 4.924307568920023E-13 6.651433682161115E-15 1.159208919382799E-13 -3.073711598960022E-15
q -3.473053417452414E-15 9.834386578131692E-15 -1.811019413733911E-12 -1.839492803743195E-14 -4.238406106576544E-13 8.977580266231941E-15
tp 4.924307568920023E-13 -1.811019413733911E-12 1.021206311834937E-8 1.105816921655086E-12 2.365625536820922E-9 -2.015022231672142E-12
node 6.651433682161115E-15 -1.839492803743195E-14 1.105816921655086E-12 4.676093008366578E-10 -4.591105205975102E-10 -4.953730375431349E-13
peri 1.159208919382799E-13 -4.238406106576544E-13 2.365625536820922E-9 -4.591105205975102E-10 1.007728239775445E-9 1.218184761613315E-13
i -3.073711598960022E-15 8.977580266231941E-15 -2.015022231672142E-12 -4.953730375431349E-13 1.218184761613315E-13 1.637646462754781E-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 14.6   n/a MPO432296  
diameter diameter 6.319 km 0.135 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.064   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74299 (1998 SQ152)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 SQ152 = 2001 FN82 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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