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3580 Avery (1983 CS2)
Classification: Main-belt Asteroid          SPK-ID: 2003580
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 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .240191510693657 1.6746e-08  
a 2.854293392601464 1.0308e-08 au
q 2.168716350669595 5.0184e-08 au
i 3.403871226937286 1.0876e-06 deg
node 347.7451786459941 1.6168e-05 deg
peri 178.8846852514209 1.6786e-05 deg
M 287.9800403339167 5.4027e-06 deg
tp 2459552.868208295329
(2021-Dec-04.36820830)
2.763e-05 TDB
period 1761.352763518109
4.82
9.5416e-06
2.612e-08
d
yr
n .2043883584574731 1.1072e-09 deg/d
Q 3.539870434533333 1.2784e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2931  
   data-arc span      26325 days (72.07 yr)  
   first obs. used      1949-02-25  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45716  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 21:04:25  

Additional Information
 Earth MOID = 1.17552 au 
 Jupiter MOID = 1.43708 au 
 T_jup = 3.258 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457044.5 (2015-Jan-22.0) TDB
Reference: JPL 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2399661163822273 1.6834e-08  
q 2.169608944498548 5.0506e-08 au
tp 2457793.814495106960
(2017-Feb-09.31449511)
2.2659e-05 TDB
node 347.8014239025912 1.6145e-05 deg
peri 179.1082450629821 1.6756e-05 deg
i 3.406291790091343 1.0882e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2931  
   data-arc span      26325 days (72.07 yr)  
   first obs. used      1949-02-25  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45716  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 21:04:25  

Additional Information
 Jupiter MOID = 1.43708 au 
 T_jup = 3.258 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.833800947146438E-16 -8.403373915253197E-16 -1.530713684849156E-13 -5.155951977168497E-14 4.643912746166371E-14 -2.227642078266401E-15
q -8.403373915253197E-16 2.550867382670591E-15 5.028526957475284E-13 1.445247162346183E-13 -1.257218185613983E-13 6.358849341810001E-15
tp -1.530713684849156E-13 5.028526957475284E-13 5.134136301759777E-10 -1.472688142543174E-11 8.291655087554414E-11 -5.195359218093326E-13
node -5.155951977168497E-14 1.445247162346183E-13 -1.472688142543174E-11 2.606738318472481E-10 -2.653024643307286E-10 1.019109091608125E-11
peri 4.643912746166371E-14 -1.257218185613983E-13 8.291655087554414E-11 -2.653024643307286E-10 2.807520677973396E-10 -1.038595366476924E-11
i -2.227642078266401E-15 6.358849341810001E-15 -5.195359218093326E-13 1.019109091608125E-11 -1.038595366476924E-11 1.184286987162343E-12

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 12.92   n/a E2021B10  
diameter diameter 8.527 km 0.285 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 24.226 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.266   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

3580 Avery (1983 CS2)          Discovered 1983-Feb-15 by Thomas, N. G. at Flagstaff (AM)
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1983 CS2 = 1949 DH = 1976 UP1 = 1978 ED1 = 1983 GH 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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