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215728 (2004 CP)
Classification: Main-belt Asteroid          SPK-ID: 2215728
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1863526848862493 7.6119e-08  
a 2.582651702066863 2.6953e-08 au
q 2.101367623260662 2.1156e-07 au
i 27.06455846802509 1.212e-05 deg
node 47.28327805108157 1.0988e-05 deg
peri 83.82661317339824 4.6866e-05 deg
M 347.9167348408369 4.5301e-05 deg
tp 2459051.383736311514
(2020-Jul-20.88373631)
0.00019136 TDB
period 1515.992972996524
4.15
2.3732e-05
6.497e-08
d
yr
n .2374681191881919 3.7174e-09 deg/d
Q 3.063935780873065 3.1976e-08 au
  Orbit Determination Parameters
   # obs. used (total)      307  
   data-arc span      7264 days (19.89 yr)  
   first obs. used      2000-03-04  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41422  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:26:35  

Additional Information
 Earth MOID = 1.28373 au 
 Jupiter MOID = 2.38343 au 
 T_jup = 3.247 
[ show covariance matrix ]

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 15.8   n/a MPO503087  
diameter diameter 5.084 km 0.322 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

215728 (2004 CP)          Discovered 2004-Feb-09 by NEAT at Palomar
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

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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
2032-May-27 01:50 00:01 Amphi 0.0469499972875961 0.0469331202344832 0.0469668745786281 8.98595291969276 8.98595290606661 2463379.576346315 1.42637415932509 858.228953164482 125.661830508274 11.4511996729602 13689.9287495216 T 16 CATAB v2.0f-lin.ifort 2020-Feb-25 03:26:49 2020-Feb-25 03:26
2096-Mar-23 12:07 00:04 Thisb 0.0413178436031395 0.0412478782911027 0.0413878401312657 11.7881667869788 11.78816677298 2486691.004666120 4.47195237242138 3922.95050755419 156.192527179635 27.2132431947026 18149.3071536568 T 16 CATAB v2.0f-lin.ifort 2020-Feb-25 03:26:49 2020-Feb-25 03:26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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