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79725 (1998 SN125)
Classification: Main-belt Asteroid          SPK-ID: 2079725
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06131832856510978 7.8443e-08  
a 2.508039945443167 9.4984e-09 au
q 2.354251128014063 1.9605e-07 au
i 6.632340239333272 4.286e-06 deg
node 54.58282801919199 3.9872e-05 deg
peri 71.21342260234708 0.00013719 deg
M 108.1292358690915 0.00012643 deg
tp 2458764.746650758603
(2019-Oct-08.24665076)
0.00050928 TDB
period 1450.77512539552
3.97
8.2415e-06
2.256e-08
d
yr
n .2481432123409577 1.4096e-09 deg/d
Q 2.661828762872271 1.0081e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1625  
   data-arc span      10831 days (29.65 yr)  
   first obs. used      1990-09-28  
   last obs. used      2020-05-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53264  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:43:21  

Additional Information
 Earth MOID = 1.37973 au 
 Jupiter MOID = 2.37637 au 
 T_jup = 3.451 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456936.5 (2014-Oct-06.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06124631832856686 8.1678e-08  
q 2.354650874371189 2.049e-07 au
tp 2457318.033289962069
(2015-Oct-22.53328996)
0.00050179 TDB
node 54.63464578862909 3.989e-05 deg
peri 72.34383220649923 0.00013539 deg
i 6.630635723440556 4.2832e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1625  
   data-arc span      10831 days (29.65 yr)  
   first obs. used      1990-09-28  
   last obs. used      2020-05-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53264  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:43:21  

Additional Information
 Jupiter MOID = 2.37637 au 
 T_jup = 3.451 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.671356880666147E-15 -1.671962751464211E-14 3.85246177396239E-11 2.114772185510134E-13 9.945115294825167E-12 -4.436967402248345E-14
q -1.671962751464211E-14 4.198215289992134E-14 -9.668384645805842E-11 -5.30668357961401E-13 -2.496355195734842E-11 1.114417544560875E-13
tp 3.85246177396239E-11 -9.668384645805842E-11 2.517905655210416E-7 1.351198423007844E-9 6.496219106456117E-8 -2.760012317586666E-10
node 2.114772185510134E-13 -5.30668357961401E-13 1.351198423007844E-9 1.591201947554277E-9 -1.224509433786956E-9 -1.035600776641763E-10
peri 9.945115294825167E-12 -2.496355195734842E-11 6.496219106456117E-8 -1.224509433786956E-9 1.832958507831088E-8 3.015623458942567E-11
i -4.436967402248345E-14 1.114417544560875E-13 -2.760012317586666E-10 -1.035600776641763E-10 3.015623458942567E-11 1.834545083793345E-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 14.83   n/a E2021B10  
diameter diameter 3.033 km 0.727 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.304   0.153 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

79725 (1998 SN125)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1998 SN125 = 1999 XW165 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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