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JPL Small-Body Database Browser
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17455 (1990 SH7)
Classification: Main-belt Asteroid          SPK-ID: 2017455
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07751726492913238 8.9985e-08  
a 2.914085919241778 1.9795e-08 au
q 2.688193949013659 2.6035e-07 au
i 3.076340903842587 4.1182e-06 deg
node 92.35308966330103 0.00015846 deg
peri 251.2704705345793 0.00016166 deg
M .185602670139437 3.4468e-05 deg
tp 2458999.563228488999
(2020-May-30.06322849)
0.00017396 TDB
period 1816.987566542558
4.97
1.8514e-05
5.069e-08
d
yr
n .1981301394841261 2.0188e-09 deg/d
Q 3.139977889469898 2.1329e-08 au
  Orbit Determination Parameters
   # obs. used (total)      936  
   data-arc span      10081 days (27.60 yr)  
   first obs. used      1990-09-14  
   last obs. used      2018-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53153  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 03:22:46  

Additional Information
 Earth MOID = 1.68217 au 
 Jupiter MOID = 2.17459 au 
 T_jup = 3.276 
[ 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 14.2   n/a MPO350941  

17455 (1990 SH7)          Discovered 1990-Sep-22 by Elst, E. W. at La Silla
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 SH7 = 1994 LC9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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