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79281 (1995 SN32)
Classification: Main-belt Asteroid          SPK-ID: 2079281
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1018934659106379 4.4097e-08  
a 2.246308350166204 9.1452e-09 au
q 2.017424206863763 1.0129e-07 au
i 2.022724152403222 5.0987e-06 deg
node 170.2670141920942 0.00011883 deg
peri 334.2459953930839 0.00012149 deg
M 325.6717727124704 2.5784e-05 deg
tp 2459117.760397042478
(2020-Sep-25.26039704)
8.8374e-05 TDB
period 1229.709375369555
3.37
7.5096e-06
2.056e-08
d
yr
n .2927520983499145 1.7878e-09 deg/d
Q 2.475192493468645 1.0077e-08 au
  Orbit Determination Parameters
   # obs. used (total)      520  
   data-arc span      8893 days (24.35 yr)  
   first obs. used      1995-09-21  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58348  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 18:38:35  

Additional Information
 Earth MOID = 1.02972 au 
 Jupiter MOID = 2.524 au 
 T_jup = 3.623 
[ show covariance matrix ]

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 16.5   n/a MPO502634  

79281 (1995 SN32)          Discovered 1995-Sep-21 by Spacewatch at Kitt Peak
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ 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
1941-Dec-16 15:52 00:02 Amphi 0.0259578655790119 0.0259550083288664 0.0259607252330113 2.86547950811108 2.86547943082403 2430345.160789194 1.94416061560479 424.383982333857 25.0968477387596 70.6776217647343 145897.773981932 T 18 CATAB v2.0f-lin.ifort 2020-Feb-23 18:38:50 2020-Feb-23 18:38

Alternate Designations
 1995 SN32 = 1999 XM57 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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