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226746 (2004 RF23)
Classification: Main-belt Asteroid          SPK-ID: 2226746
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1041118584585277 2.693e-07  
a 2.941924483777017 2.487e-08 au
q 2.635635258326347 7.9458e-07 au
i 12.44959933038064 2.3454e-05 deg
node 354.7951261989799 3.1448e-05 deg
peri 1.434236510377071 5.8731e-05 deg
M 34.6106562875315 4.7811e-05 deg
tp 2458823.304355959093
(2019-Dec-05.80435596)		 0.00024469 TDB
period 1843.086456517352
5.05		 2.3371e-05
6.399e-08		 d
yr
n .1953245322415567 2.4768e-09 deg/d
Q 3.248213709227687 2.7459e-08 au
   Orbit Determination Parameters
   # obs. used (total)      286  
   data-arc span      7722 days (21.14 yr)  
   first obs. used      1999-09-09  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57999  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:30:59  

Additional Information
 Earth MOID = 1.63118 au 
 Jupiter MOID = 2.18972 au 
 T_jup = 3.229 
[ 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 15.4   n/a MPO494245  

226746 (2004 RF23)          Discovered 2004-Sep-07 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ 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
2017-Apr-18 15:51 00:03 Psych 0.0123586794228656 0.0123464829363759 0.0123708803826708 4.26696249578564 4.26696226634926 2457862.160150626 2.53471120557991 724.005322998116 204.225084852258 34.4926158745732 5536.954488029 T 13 CATAB v2.0f-lin.ifort 2020-Nov-12 02:31:00 2020-Nov-12 02:31

Alternate Designations
 2004 RF23 = 1999 RZ174 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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