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85487 (1997 SC1)
Classification: Main-belt Asteroid          SPK-ID: 2085487
[ 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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .213459214947564 3.1481e-08  
a 2.340909428606236 1.1798e-08 au
q 1.841220739712598 7.2111e-08 au
i 1.25594683442615 4.1855e-06 deg
node 243.3670668009858 0.00019092 deg
peri 48.74183159663344 0.00019132 deg
M 213.4508263679529 1.4287e-05 deg
tp 2459733.044883223171
(2022-Jun-02.54488322)		 5.4453e-05 TDB
period 1308.203609811536
3.58		 9.8901e-06
2.708e-08		 d
yr
n .2751865208901715 2.0804e-09 deg/d
Q 2.840598117499874 1.4317e-08 au
   Orbit Determination Parameters
   # obs. used (total)      552  
   data-arc span      8534 days (23.36 yr)  
   first obs. used      1997-09-04  
   last obs. used      2021-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58024  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 07:40:47  

Additional Information
 Earth MOID = .823373 au 
 Jupiter MOID = 2.34951 au 
 T_jup = 3.533 
[ 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 16.65   n/a E2021B10  

85487 (1997 SC1)          Discovered 1997-Sep-19 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ 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
1988-Jul-07 10:05 00:02 Europ 0.0410738733144929 0.0410717619156321 0.0410759848392673 3.911369165903 3.91136909974578 2447349.920092146 2.15363633575498 158.685557628482 31.559001718764 -49.8045616256511 150698.597824613 T 24 CATAB v2.0f-lin.ifort 2021-Feb-24 07:40:49 2021-Feb-24 07:40

Alternate Designations
 1997 SC1 = 2000 GL42 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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