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425 Cornelia (A896 YC)
Classification: Main-belt Asteroid          SPK-ID: 2000425
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 85 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05938280836592851 3.239e-08  
a 2.88595912033103 9.5238e-09 au
q 2.714582762936509 9.3911e-08 au
i 4.047289213241013 3.5904e-06 deg
node 61.0602419425901 4.9994e-05 deg
peri 121.6288587935595 5.9044e-05 deg
M 346.6641870580075 3.0899e-05 deg
tp 2459066.836214351187
(2020-Aug-05.33621435)
0.00015373 TDB
period 1790.744761515777
4.90
8.8643e-06
2.427e-08
d
yr
n .2010336747796921 9.9513e-10 deg/d
Q 3.057335477725551 1.0089e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3645  
   data-arc span      43728 days (119.72 yr)  
   first obs. used      1900-10-22  
   last obs. used      2020-07-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40991  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 22:16:09  

Additional Information
 Earth MOID = 1.719 au 
 Jupiter MOID = 1.90332 au 
 T_jup = 3.286 
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Orbital Elements at Epoch 2455913.5 (2011-Dec-18.0) TDB
Reference: JPL 85 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06164134437969274 3.2191e-08  
q 2.707682806657739 9.3608e-08 au
tp 2455493.635066985920
(2010-Oct-24.13506699)
0.00014863 TDB
node 61.17973138985004 4.9922e-05 deg
peri 123.245288468638 5.8465e-05 deg
i 4.050776667758594 3.5933e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      3645  
   data-arc span      43728 days (119.72 yr)  
   first obs. used      1900-10-22  
   last obs. used      2020-07-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40991  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 22:16:09  

Additional Information
 Jupiter MOID = 1.90332 au 
 T_jup = 3.286 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.036268383570384E-15 -2.999742630946617E-15 4.646220653874054E-14 1.141172048504615E-15 3.239184071461829E-14 -2.62541838939102E-16
q -2.999742630946617E-15 8.76239009072139E-15 -2.19887744873171E-13 -3.768298089304932E-15 -1.087880100878115E-13 8.589807481580732E-16
tp 4.646220653874054E-14 -2.19887744873171E-13 2.209111284624419E-8 -1.574458989676982E-11 4.53651573006527E-9 1.548698384318981E-12
node 1.141172048504615E-15 -3.768298089304932E-15 -1.574458989676982E-11 2.492248009565664E-9 -2.488938203430101E-9 2.698483324244294E-12
peri 3.239184071461829E-14 -1.087880100878115E-13 4.53651573006527E-9 -2.488938203430101E-9 3.418110566508774E-9 -2.379095389973181E-12
i -2.62541838939102E-16 8.589807481580732E-16 1.548698384318981E-12 2.698483324244294E-12 -2.379095389973181E-12 1.291151204161831E-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 9.8   n/a MPO384747  
diameter diameter 67.925 km 1.294 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 17.505 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Behrend, R. (2004) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Garcer]
geometric albedo albedo 0.042   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
SMASSII spectral type spec_B C   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

425 Cornelia (A896 YC)          Discovered 1896-Dec-28 by Charlois, A. at Nice
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 A896 YC = 1949 SG1 = 1951 BC = 1952 HS1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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