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JPL Small-Body Database Browser
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357086 (2001 SA228)
Classification: Main-belt Asteroid          SPK-ID: 2357086
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05873867044904136 4.5747e-08  
a 2.759068704150234 2.448e-08 au
q 2.59700467679089 1.2942e-07 au
i 6.509279203829984 5.4776e-06 deg
node 16.8515030959231 4.2187e-05 deg
peri 311.9082939037857 6.4062e-05 deg
M 341.4955628277244 4.6225e-05 deg
tp 2458686.543006875201
(2019-Jul-22.04300688)
0.00021485 TDB
period 1673.94891218207
4.58
2.2278e-05
6.099e-08
d
yr
n .2150603267400338 2.8622e-09 deg/d
Q 2.921132731509578 2.5918e-08 au
  Orbit Determination Parameters
   # obs. used (total)      216  
   data-arc span      6572 days (17.99 yr)  
   first obs. used      2001-09-19  
   last obs. used      2019-09-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53729  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:42:28  

Additional Information
 Earth MOID = 1.59104 au 
 Jupiter MOID = 2.29303 au 
 T_jup = 3.330 
[ 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 16.4   n/a MPO494857  

357086 (2001 SA228)          Discovered 2001-Sep-19 by LINEAR at Socorro
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ 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
1940-Aug-29 22:00 00:42 Amphi 0.0423660695546116 0.0423569690366833 0.0423751837636479 1.4102336678573 1.41023357163764 2429871.416972056 41.6586778481489 1316.83858040914 113.9946258247 -70.4319910135703 52198.4718997541 T 14 CATAB v2.0f-lin.ifort 2019-Sep-24 06:42:30 2019-Sep-24 06:42
1994-Jul-07 10:02 00:02 Europ 0.0223030380511024 0.0223007951349969 0.0223052817559813 4.00678306066002 4.00678294172442 2449540.917878255 1.60478061818996 357.030690432717 88.0263937620648 -78.5133372948018 37164.6493265106 T 14 CATAB v2.0f-lin.ifort 2019-Sep-24 06:42:30 2019-Sep-24 06:42
2190-Feb-14 13:55 00:07 Thisb 0.0217006382765556 0.0216169284201789 0.021784363923135 3.37807851229913 3.37807841928851 2520986.080091113 7.27250276592869 4271.96266199432 92.4049441959715 -12.4653098334182 7612.28819495179 T 14 CATAB v2.0f-lin.ifort 2019-Sep-24 06:42:30 2019-Sep-24 06:42
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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