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1890 Konoshenkova (1968 CD)
Classification: Outer Main-belt Asteroid          SPK-ID: 2001890
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1385086856751642 3.0968e-08  
a 3.209317130801124 1.4093e-08 au
q 2.764798833099071 9.8145e-08 au
i 9.88315495305058 3.8235e-06 deg
node 70.35408070910728 2.0303e-05 deg
peri 15.87333513128408 2.4707e-05 deg
M 154.6842692506735 1.5119e-05 deg
tp 2458494.179077682347
(2019-Jan-10.67907768)
8.5427e-05 TDB
period 2099.990733433552
5.75
1.3832e-05
3.787e-08
d
yr
n .1714293278863133 1.1292e-09 deg/d
Q 3.653835428503176 1.6045e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2913  
   data-arc span      26190 days (71.70 yr)  
   first obs. used      1949-11-25  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40636  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 08:09:23  

Additional Information
 Earth MOID = 1.78239 au 
 Jupiter MOID = 1.61437 au 
 T_jup = 3.154 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457150.5 (2015-May-08.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1394898870988341 3.0895e-08  
q 2.761752630202236 9.792e-08 au
tp 2456396.165198134896
(2013-Apr-13.66519813)
8e-05 TDB
node 70.37983626428485 2.0298e-05 deg
peri 16.47764734168707 2.4658e-05 deg
i 9.884849120326935 3.8239e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2913  
   data-arc span      26190 days (71.70 yr)  
   first obs. used      1949-11-25  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40636  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 08:09:23  

Additional Information
 Jupiter MOID = 1.61437 au 
 T_jup = 3.154 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.545115606968376E-16 -3.002821073709862E-15 -4.44020677544052E-13 2.396402297494492E-15 -8.94755337987075E-14 -2.483877808423693E-16
q -3.002821073709862E-15 9.588231045490194E-15 1.696134187442663E-12 -9.016439139848283E-15 3.419880689607172E-13 1.057540999643851E-15
tp -4.44020677544052E-13 1.696134187442663E-12 6.400074520219025E-9 -6.09112885064594E-12 1.135238562344962E-9 2.321533650560902E-13
node 2.396402297494492E-15 -9.016439139848283E-15 -6.09112885064594E-12 4.120258414775894E-10 -4.069557861118435E-10 -2.266849850096193E-11
peri -8.94755337987075E-14 3.419880689607172E-13 1.135238562344962E-9 -4.069557861118435E-10 6.080071644841103E-10 2.238839344457478E-11
i -2.483877808423693E-16 1.057540999643851E-15 2.321533650560902E-13 -2.266849850096193E-11 2.238839344457478E-11 1.462258247928754E-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 11.85   n/a MPO614063  
diameter diameter 25.68 km 1.3 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 11
geometric albedo albedo 0.1283   0.014 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 11

1890 Konoshenkova (1968 CD)          Discovered 1968-Feb-06 by Chernykh, L. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1968 CD = 1966 UW 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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