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160560 (1998 SZ6)
Classification: Main-belt Asteroid          SPK-ID: 2160560
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2416051327018007 5.0263e-08  
a 3.048865929591694 1.8797e-08 au
q 2.312244272082693 1.5804e-07 au
i .6250204482481049 3.9592e-06 deg
node 258.7881027102833 0.00052492 deg
peri 86.66227728531837 0.00052501 deg
M 111.3272519689738 8.5694e-06 deg
tp 2458795.181028688408
(2019-Nov-07.68102869)
4.5176e-05 TDB
period 1944.490911645814
5.32
1.7982e-05
4.923e-08
d
yr
n .1851384328123687 1.7121e-09 deg/d
Q 3.785487587100694 2.3338e-08 au
  Orbit Determination Parameters
   # obs. used (total)      489  
   data-arc span      8161 days (22.34 yr)  
   first obs. used      1998-09-15  
   last obs. used      2021-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55681  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:01:52  

Additional Information
 Earth MOID = 1.30434 au 
 Jupiter MOID = 1.64329 au 
 T_jup = 3.192 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457240.5 (2015-Aug-06.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2471246038645329 5.0503e-08  
q 2.28970964588801 1.5949e-07 au
tp 2456851.524835110564
(2014-Jul-13.02483511)
4.3257e-05 TDB
node 259.829039977389 0.00053086 deg
peri 85.32632284603248 0.00053094 deg
i .6198968299253664 3.9632e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      489  
   data-arc span      8161 days (22.34 yr)  
   first obs. used      1998-09-15  
   last obs. used      2021-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55681  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:01:52  

Additional Information
 Jupiter MOID = 1.64329 au 
 T_jup = 3.192 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.550538124825263E-15 -8.026149301747305E-15 -1.090799511576937E-14 5.681862447783251E-15 -4.769949008704593E-14 -5.925359962544351E-16
q -8.026149301747305E-15 2.543798620370251E-14 -1.491943839754719E-13 -1.27894589617044E-14 1.13269863599802E-13 2.049888361974426E-15
tp -1.090799511576937E-14 -1.491943839754719E-13 1.871197583461826E-9 9.756568095664948E-12 4.365961014784896E-10 8.048312233919335E-14
node 5.681862447783251E-15 -1.27894589617044E-14 9.756568095664948E-12 2.818150973013955E-7 -2.817968939835373E-7 2.844748516377429E-10
peri -4.769949008704593E-14 1.13269863599802E-13 4.365961014784896E-10 -2.817968939835373E-7 2.818982180784901E-7 -2.844466877081022E-10
i -5.925359962544351E-16 2.049888361974426E-15 8.048312233919335E-14 2.844748516377429E-10 -2.844466877081022E-10 1.570678075156599E-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 15.80   n/a MPCxxxxx  
diameter diameter 3.926 km 0.986 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.060   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

160560 (1998 SZ6)          Discovered 1998-Sep-20 by Spacewatch at Kitt Peak
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

[ show close-approach data ]
Alternate Designations
 1998 SZ6 = 2004 XE36 = 2006 BA223 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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