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JPL Small-Body Database Browser
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71765 (2000 SU4)
Classification: Inner Main-belt Asteroid          SPK-ID: 2071765
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06154414179637165 3.0263e-08  
a 1.931294569966953 5.5473e-09 au
q 1.812434703102344 5.9659e-08 au
i 21.44209213789141 4.9776e-06 deg
node 17.28679974945891 8.5776e-06 deg
peri 78.76663116969645 4.3577e-05 deg
M 27.18040493393667 4.0618e-05 deg
tp 2458926.484167577096
(2020-Mar-17.98416758)
0.00011065 TDB
period 980.3275461498542
2.68
4.2238e-06
1.156e-08
d
yr
n .3672242011497756 1.5822e-09 deg/d
Q 2.050154436831562 5.8888e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1265  
   data-arc span      7747 days (21.21 yr)  
   first obs. used      1999-02-11  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47325  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 13:46:44  

Additional Information
 Earth MOID = .888136 au 
 Jupiter MOID = 3.0341 au 
 T_jup = 3.826 
[ 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 15.0   n/a MPO502595  
diameter diameter 1.734 km 0.119 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 70.72 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Stephens, R.D. (2015) Minor Planet Bull. 42, 200-203.]
geometric albedo albedo 0.445   0.119 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71765 (2000 SU4)          Discovered 2000-Sep-20 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ 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
2054-Aug-25 08:52 < 00:01 Iris 0.0270383151606612 0.0270375242240943 0.0270391068284991 10.0311634436209 10.0311634224255 2471504.869352352 0.197147621430579 410.749517390233 33.1502891916273 87.0042612300496 121837.168016354 T 25 CATAB v2.0f-lin.ifort 2020-May-20 13:47:00 2020-May-20 13:47

Alternate Designations
 2000 SU4 = 1999 EV14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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