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100525 (1997 CX8)
Classification: Main-belt Asteroid          SPK-ID: 2100525
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1188070624272259 8.6196e-08  
a 3.117923532085286 3.2569e-08 au
q 2.747492196365513 2.8237e-07 au
i 21.55535358729434 9.1394e-06 deg
node 330.0062209506182 1.5138e-05 deg
peri 31.47509999612873 3.1485e-05 deg
M 257.2162371836311 2.9264e-05 deg
tp 2459774.641088777294
(2022-Jul-14.14108878)
0.00016884 TDB
period 2010.928441383244
5.51
3.1508e-05
8.626e-08
d
yr
n .1790217854556621 2.805e-09 deg/d
Q 3.488354867805059 3.6438e-08 au
  Orbit Determination Parameters
   # obs. used (total)      399  
   data-arc span      9417 days (25.78 yr)  
   first obs. used      1994-08-10  
   last obs. used      2020-05-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .64507  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:32:34  

Additional Information
 Earth MOID = 1.75736 au 
 Jupiter MOID = 1.96894 au 
 T_jup = 3.099 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456928.5 (2014-Sep-28.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .118128247406977 8.573e-08  
q 2.749940335287316 2.8044e-07 au
tp 2457767.014183330300
(2017-Jan-13.51418333)
0.00015434 TDB
node 330.0259181116319 1.5142e-05 deg
peri 32.2333877521453 3.1909e-05 deg
i 21.55048335959387 9.1374e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      399  
   data-arc span      9417 days (25.78 yr)  
   first obs. used      1994-08-10  
   last obs. used      2020-05-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .64507  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:32:34  

Additional Information
 Jupiter MOID = 1.96894 au 
 T_jup = 3.099 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.349683319781983E-15 -2.393821301300944E-14 -6.315691445444004E-12 2.485729521414993E-14 -1.13957815213757E-12 -2.701407127809405E-14
q -2.393821301300944E-14 7.864784711967487E-14 2.174321392925429E-11 -7.603297569402212E-14 3.857125321076638E-12 9.402874487091648E-14
tp -6.315691445444004E-12 2.174321392925429E-11 2.382103043030011E-8 -3.232652511667334E-11 4.344908972701496E-9 1.493873400956994E-11
node 2.485729521414993E-14 -7.603297569402212E-14 -3.232652511667334E-11 2.292671270108568E-10 -2.183877611578387E-10 3.549537496631056E-11
peri -1.13957815213757E-12 3.857125321076638E-12 4.344908972701496E-9 -2.183877611578387E-10 1.018204039221314E-9 -3.099505077565012E-11
i -2.701407127809405E-14 9.402874487091648E-14 1.493873400956994E-11 3.549537496631056E-11 -3.099505077565012E-11 8.34922572478137E-11

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 14.71   n/a E2021B55  
diameter diameter 7.322 km 0.330 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100525 (1997 CX8)          Discovered 1997-Feb-01 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1997 CX8 = 1994 PC11 = 2000 SR310 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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