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JPL Small-Body Database Browser
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173495 (2000 SW272)
Classification: Main-belt Asteroid          SPK-ID: 2173495
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1980786772971645 4.6309e-08  
a 2.24306436195328 1.6341e-08 au
q 1.798761140045166 1.0244e-07 au
i 4.368707843484936 8.6408e-06 deg
node 219.26552245 6.2053e-05 deg
peri 94.53911518318658 6.8284e-05 deg
M 353.2330461296954 3.4551e-05 deg
tp 2459023.564908974468
(2020-Jun-23.06490897)
0.00011794 TDB
period 1227.04652491369
3.36
1.3408e-05
3.671e-08
d
yr
n .293387408456515 3.206e-09 deg/d
Q 2.687367583861394 1.9577e-08 au
  Orbit Determination Parameters
   # obs. used (total)      277  
   data-arc span      6762 days (18.51 yr)  
   first obs. used      2000-09-28  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56521  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:54:05  

Additional Information
 Earth MOID = .791513 au 
 Jupiter MOID = 2.60434 au 
 T_jup = 3.603 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456885.5 (2014-Aug-16.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1981741522631406 4.6069e-08  
q 1.798016800802303 1.0194e-07 au
tp 2456568.752077955152
(2013-Oct-03.25207796)
0.00010056 TDB
node 219.42120829924 6.2133e-05 deg
peri 94.16013139266765 6.831e-05 deg
i 4.366339822319818 8.6358e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      277  
   data-arc span      6762 days (18.51 yr)  
   first obs. used      2000-09-28  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56521  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:54:05  

Additional Information
 Jupiter MOID = 2.60434 au 
 T_jup = 3.603 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.122385842002806E-15 -4.659030231409745E-15 2.324159140935518E-12 1.034876889566646E-14 6.454196506388952E-13 -4.464885731265117E-15
q -4.659030231409745E-15 1.039260232977289E-14 -4.46195221802162E-12 -1.554096753795803E-14 -1.232868108852703E-12 9.405438121360503E-15
tp 2.324159140935518E-12 -4.46195221802162E-12 1.011173937458566E-8 7.246634053104985E-11 2.869453323502276E-9 -1.714787720367985E-11
node 1.034876889566646E-14 -1.554096753795803E-14 7.246634053104985E-11 3.860491964511931E-9 -3.827202902192622E-9 -1.697114361470891E-10
peri 6.454196506388952E-13 -1.232868108852703E-12 2.869453323502276E-9 -3.827202902192622E-9 4.666215051941187E-9 1.642263878967424E-10
i -4.464885731265117E-15 9.405438121360503E-15 -1.714787720367985E-11 -1.697114361470891E-10 1.642263878967424E-10 7.457631024329066E-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 17.2   n/a MPO379576  
diameter diameter 1.116 km 0.302 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.205   0.125 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173495 (2000 SW272)          Discovered 2000-Sep-28 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1918-Jan-14 15:18 00:03 Eunom 0.0410577087024439 0.041035498104854 0.0410799193396708 4.89194726652861 4.89194719663823 2421608.137491416 3.00326915090567 1108.48598147357 67.7143475667241 -3.23413652791444 7529.61714631224 T 9 CATAB v2.0e-lin.ifort 2019-Jul-13 13:54:07 2019-Jul-13 13:54
1958-Sep-01 06:44 < 00:01 Juno 0.0470534935342028 0.0470476415954461 0.0470593480985638 7.48096238796376 7.48096235340194 2436447.780607246 0.505489124582467 639.228434339706 65.7368588813779 63.4394772622095 95877.1012669969 T 9 CATAB v2.0e-lin.ifort 2019-Jul-13 13:54:07 2019-Jul-13 13:54

Alternate Designations
 2000 SW272 = 2002 AH156 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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