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11443 (1977 CP)
Classification: Main-belt Asteroid          SPK-ID: 2011443
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1473775057285542 2.9774e-08  
a 2.309314897779386 6.7416e-09 au
q 1.968973828202869 6.9323e-08 au
i 1.075143582298846 3.1237e-06 deg
node 26.91519913055139 0.00018048 deg
peri 128.6721037508413 0.00018084 deg
M 219.5586735046921 1.1071e-05 deg
tp 2459896.552479229207
(2022-Nov-13.05247923)
3.9789e-05 TDB
period 1281.808546065883
3.51
5.613e-06
1.537e-08
d
yr
n .2808531750743192 1.2298e-09 deg/d
Q 2.649655967355903 7.7351e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2066  
   data-arc span      15983 days (43.76 yr)  
   first obs. used      1977-02-11  
   last obs. used      2020-11-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47944  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 22:46:08  

Additional Information
 Earth MOID = .979687 au 
 Jupiter MOID = 2.33498 au 
 T_jup = 3.571 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456727.5 (2014-Mar-11.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1465237362170697 2.9651e-08  
q 1.97136405754476 6.8943e-08 au
tp 2457330.579030763646
(2015-Nov-04.07903076)
3.9474e-05 TDB
node 27.00097926912532 0.00018042 deg
peri 128.2636786126591 0.00018079 deg
i 1.07583756868337 3.122e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2066  
   data-arc span      15983 days (43.76 yr)  
   first obs. used      1977-02-11  
   last obs. used      2020-11-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47944  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 22:46:08  

Additional Information
 Jupiter MOID = 2.33498 au 
 T_jup = 3.571 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.791541006763469E-16 -2.037285242225322E-15 -1.250365160170699E-13 4.313131380098528E-15 -1.843551156364613E-14 -3.37953905141947E-16
q -2.037285242225322E-15 4.753136332803259E-15 2.71939508681832E-13 -1.06795571589415E-14 3.403338457353228E-14 7.910855888522276E-16
tp -1.250365160170699E-13 2.71939508681832E-13 1.558170469345622E-9 -2.863181638138798E-12 4.653739520631203E-10 4.855941886646997E-13
node 4.313131380098528E-15 -1.06795571589415E-14 -2.863181638138798E-12 3.254996577782477E-8 -3.254470427505023E-8 -5.069488162578651E-12
peri -1.843551156364613E-14 3.403338457353228E-14 4.653739520631203E-10 -3.254470427505023E-8 3.268343306819977E-8 5.201627898728701E-12
i -3.37953905141947E-16 7.910855888522276E-16 4.855941886646997E-13 -5.069488162578651E-12 5.201627898728701E-12 9.746980768851946E-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 14.60   n/a MPCxxxxx  
diameter diameter 2.924 km 0.526 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.367 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.394   0.074 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11443 (1977 CP)          Discovered 1977-Feb-11 by Bowell, E. at Palomar
Reference: 19990928/Numbers.arcLast Updated: 2004-04-19

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2094-Sep-26 12:47 00:04 Psych 0.0446187856410914 0.0446156760116379 0.0446218960372803 3.43006920406178 3.4300691250062 2486147.032331503 3.90501780286295 337.387208163346 36.3279680778467 63.3132797347168 164203.939056387 T 28 CATAB v2.0f-lin.ifort 2021-Apr-12 22:46:31 2021-Apr-12 22:46

Alternate Designations
 1977 CP = 1984 CJ1 = 1991 CE5 = 1999 ND22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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