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6216 San Jose (1975 SJ)
Classification: Main-belt Asteroid          SPK-ID: 2006216
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1017196039779751 3.8216e-08  
a 2.754205595198788 1.2526e-08 au
q 2.474048892781244 1.0393e-07 au
i 3.770779182428027 4.8385e-06 deg
node 30.49069857823179 6.2173e-05 deg
peri 27.68958717997694 6.6347e-05 deg
M 154.5409817018782 2.3885e-05 deg
tp 2457883.805408395231
(2017-May-10.30540840)
0.0001094 TDB
period 1669.525132663118
4.57
1.1389e-05
3.118e-08
d
yr
n .2156301770826003 1.471e-09 deg/d
Q 3.034362297616332 1.38e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1834  
   data-arc span      23401 days (64.07 yr)  
   first obs. used      1955-04-16  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49129  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 01:15:44  

Additional Information
 Earth MOID = 1.4864 au 
 Jupiter MOID = 2.26452 au 
 T_jup = 3.334 
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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 13.0   n/a MPO395058  
diameter diameter 8.033 km 0.149 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.208   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

6216 San Jose (1975 SJ)          Discovered 1975-Sep-30 by Bus, S. J. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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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
2046-Mar-08 02:30 < 00:01 Juno 0.0221481513975237 0.0221440798704282 0.0221522229595656 5.47035303451671 5.47035293410297 2468412.604046545 0.512047610727587 207.722325226159 30.5902301795103 12.4709527492301 28082.6196548436 T 25 CATAB v2.0e-lin.ifort 2019-May-30 01:15:55 2019-May-30 01:15

Alternate Designations
 1975 SJ = 1975 VH2 = 1984 SV4 = 1989 VG 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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