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452204 (2015 RK194)
Classification: Main-belt Asteroid          SPK-ID: 2452204
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1555324212433948 1.3841e-07  
a 2.606728953427565 4.7826e-08 au
q 2.201298087775715 3.3577e-07 au
i 7.725813561579873 1.1095e-05 deg
node 20.9223030070376 3.8001e-05 deg
peri 207.2859662100551 5.1669e-05 deg
M 171.8575035601332 2.6441e-05 deg
tp 2458266.648411598501
(2018-May-28.14841160)
0.00012346 TDB
period 1537.241996140718
4.21
4.2306e-05
1.158e-07
d
yr
n .234185639543929 6.445e-09 deg/d
Q 3.012159819079415 5.5265e-08 au
  Orbit Determination Parameters
   # obs. used (total)      98  
   data-arc span      6767 days (18.53 yr)  
   first obs. used      2001-03-24  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .70177  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:48:01  

Additional Information
 Earth MOID = 1.19525 au 
 Jupiter MOID = 1.98437 au 
 T_jup = 3.382 
[ 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 17.0   n/a MPO440874  

452204 (2015 RK194)          Discovered 2007-Oct-11 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-11-30

[ 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
2011-Dec-10 02:00 < 00:01 Jupiter 1.97748093351511 1.97747961916745 1.97748224786749 2.78926960305999 2.63122722672729 2455905.583082929 0.349638600177787 221.294128375141 10.833090980469 -79.3449309972187 926322.044896666 T 10 CATAB v2.0f-lin.ifort 2019-Nov-08 16:48:03 2019-Nov-08 16:48
2142-Aug-29 21:35 00:10 Jupiter 1.99727287568136 1.99727166312152 1.99727408824188 2.68128164630309 2.51815253829494 2503650.399026687 9.81384818404947 150.306031138367 104.643333932052 84.0637959342888 693878.997010272 T 10 CATAB v2.0f-lin.ifort 2019-Nov-08 16:48:03 2019-Nov-08 16:48

Alternate Designations
 2015 RK194 = 2011 UD350 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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