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91244 (1999 CP33)
Classification: Main-belt Asteroid          SPK-ID: 2091244
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .132218064560842 3.5256e-08  
a 2.297576978889203 6.9017e-09 au
q 1.993795797560926 7.9773e-08 au
i .1001700725187644 3.8805e-06 deg
node 324.1960444385699 0.0018581 deg
peri 178.4967679390757 0.0018581 deg
M 42.2074653119691 1.2677e-05 deg
tp 2458851.361316560343
(2020-Jan-02.86131656)
4.4716e-05 TDB
period 1272.04809958231
3.48
5.7316e-06
1.569e-08
d
yr
n .2830081662149487 1.2752e-09 deg/d
Q 2.60135816021748 7.8142e-09 au
  Orbit Determination Parameters
   # obs. used (total)      964  
   data-arc span      8270 days (22.64 yr)  
   first obs. used      1997-09-30  
   last obs. used      2020-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52415  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:40:36  

Additional Information
 Earth MOID = 1.00637 au 
 Jupiter MOID = 2.40784 au 
 T_jup = 3.582 
[ 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 16.0   n/a MPO302517  

91244 (1999 CP33)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

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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
1958-May-11 18:30 < 00:01 Thisb 0.0484416370413433 0.0484381173773041 0.0484451574112869 5.12287646485994 5.12287643738467 2436335.270577544 0.853140422281316 349.932565965907 47.3725506652129 -60.8334096357017 133911.255104107 T 24 CATAB v2.0f-lin.ifort 2020-Nov-12 20:40:38 2020-Nov-12 20:40
1993-Jul-24 11:32 < 00:01 Eunom 0.0421529033574274 0.0421517444215871 0.0421540623832558 5.87530622410882 5.87530616742803 2449192.980284005 0.294839544490671 145.392666994597 39.6317000951486 -72.5184636984129 152248.268773252 T 24 CATAB v2.0f-lin.ifort 2020-Nov-12 20:40:38 2020-Nov-12 20:40
2101-Mar-08 11:21 00:01 Thisb 0.0496364444876556 0.0496269390042976 0.0496459507636179 5.30119250845086 5.30119248253888 2488500.973168817 1.10186011236995 568.642488409396 47.4317272858669 -33.6852608647354 87475.6432299087 T 24 CATAB v2.0f-lin.ifort 2020-Nov-12 20:40:38 2020-Nov-12 20:40

Alternate Designations
 1999 CP33 = 2001 VU20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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