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183904 (2004 CP90)
Classification: Main-belt Asteroid          SPK-ID: 2183904
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08340076392570341 4.868e-08  
a 2.373270599237236 1.3348e-08 au
q 2.175338018258439 1.1365e-07 au
i 6.386687013906174 5.8327e-06 deg
node 219.4582247641765 4.0772e-05 deg
peri 205.4916999999216 5.4482e-05 deg
M 239.7619268641113 3.5417e-05 deg
tp 2459446.524610507293
(2021-Aug-20.02461051)
0.00013203 TDB
period 1335.42442584851
3.66
1.1266e-05
3.084e-08
d
yr
n .2695772168247267 2.2742e-09 deg/d
Q 2.571203180216034 1.4461e-08 au
  Orbit Determination Parameters
   # obs. used (total)      380  
   data-arc span      8962 days (24.54 yr)  
   first obs. used      1995-10-15  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57739  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 04:40:51  

Additional Information
 Earth MOID = 1.19007 au 
 Jupiter MOID = 2.6703 au 
 T_jup = 3.530 
[ 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 16.7   n/a MPO433204  

183904 (2004 CP90)          Discovered 2004-Feb-12 by NEAT at Palomar
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ 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
1929-May-20 19:05 00:02 Eunom 0.0326935629785445 0.0326806450582593 0.0327064857090466 4.33572586134173 4.33572576231104 2425752.295108971 2.2023931219716 897.945469180088 41.5784277165161 44.2647948810611 82120.8557134573 T 18 CATAB v2.0f-lin.ifort 2020-May-21 04:40:53 2020-May-21 04:41
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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