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JPL Small-Body Database Browser
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4052 Crovisier (1981 DP2)
Classification: Main-belt Asteroid          SPK-ID: 2004052
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06665028698844398 4.0492e-08  
a 3.024165333039288 2.1696e-08 au
q 2.822603845691716 1.2183e-07 au
i 9.16068656607724 5.3517e-06 deg
node 305.7084302434313 2.7362e-05 deg
peri 130.5962307923515 4.8539e-05 deg
M 265.3611660086354 3.9816e-05 deg
tp 2459505.479331336771
(2021-Oct-17.97933134)
0.00021281 TDB
period 1920.908696929059
5.26
2.0671e-05
5.659e-08
d
yr
n .187411302044459 2.0168e-09 deg/d
Q 3.22572682038686 2.3142e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2078  
   data-arc span      31686 days (86.75 yr)  
   first obs. used      1933-01-29  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45609  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 19:21:54  

Additional Information
 Earth MOID = 1.84858 au 
 Jupiter MOID = 1.94834 au 
 T_jup = 3.223 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456508.5 (2013-Aug-04.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .066855988439477 3.9689e-08  
q 2.823798271543992 1.1902e-07 au
tp 2455637.120857477220
(2011-Mar-16.62085748)
0.00021418 TDB
node 306.0091839594092 2.7476e-05 deg
peri 126.2612026399467 4.8814e-05 deg
i 9.137201029691033 5.3417e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2078  
   data-arc span      31686 days (86.75 yr)  
   first obs. used      1933-01-29  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45609  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 19:21:54  

Additional Information
 Jupiter MOID = 1.94834 au 
 T_jup = 3.223 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.575230774151724E-15 -4.658401166886661E-15 1.279587792114717E-12 3.688838470430573E-15 2.332599025517709E-13 1.501042990596984E-16
q -4.658401166886661E-15 1.416571496466137E-14 -4.094051616564734E-12 -1.443631930487228E-14 -7.129018386910108E-13 5.253784146342887E-16
tp 1.279587792114717E-12 -4.094051616564734E-12 4.587432314385427E-8 1.7873407971787E-11 8.653865182673507E-9 5.243338266902164E-12
node 3.688838470430573E-15 -1.443631930487228E-14 1.7873407971787E-11 7.549138817456288E-10 -7.41995308836811E-10 1.432578791516418E-11
peri 2.332599025517709E-13 -7.129018386910108E-13 8.653865182673507E-9 -7.41995308836811E-10 2.382838737392519E-9 -1.305660150798987E-11
i 1.501042990596984E-16 5.253784146342887E-16 5.243338266902164E-12 1.432578791516418E-11 -1.305660150798987E-11 2.853384278401136E-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 12.1   n/a MPO492798  
diameter diameter 13.052 km 0.292 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.180   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

4052 Crovisier (1981 DP2)          Discovered 1981-Feb-28 by Bus, S. J. at Siding Spring
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1981 DP2 = 1933 BU = 1979 YY9 = 1983 RG4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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