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JPL Small-Body Database Browser
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74678 (1999 RM112)
Classification: Main-belt Asteroid          SPK-ID: 2074678
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1720646647158591 4.1687e-08  
a 2.209636541315869 6.2331e-09 au
q 1.829436170690444 9.4412e-08 au
i 2.72250559428444 3.6217e-06 deg
node 262.7752976915925 8.4989e-05 deg
peri 137.0818209799088 8.5806e-05 deg
M 295.9682090237221 1.0524e-05 deg
tp 2458813.889399052270
(2019-Nov-26.38939905)
3.5025e-05 TDB
period 1199.719428233348
3.28
5.0764e-06
1.39e-08
d
yr
n .3000701593456059 1.2697e-09 deg/d
Q 2.589836911941295 7.3056e-09 au
  Orbit Determination Parameters
   # obs. used (total)      948  
   data-arc span      13170 days (36.06 yr)  
   first obs. used      1983-11-08  
   last obs. used      2019-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54195  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:27:04  

Additional Information
 Earth MOID = .838027 au 
 Jupiter MOID = 2.81257 au 
 T_jup = 3.637 
[ 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 15.7   n/a MPO344829  

74678 (1999 RM112)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ 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
1962-Dec-29 19:48 00:06 Thisb 0.0497395252641838 0.0497367100265826 0.0497423405415539 2.41630802893676 2.41630797220571 2438028.325042065 6.24709511427398 157.271020392414 27.8395734074929 27.4591675966723 130001.242981723 T 19 CATAB v2.0f-lin.ifort 2019-Dec-14 07:27:08 2019-Dec-14 07:27

Alternate Designations
 1999 RM112 = 1983 VF4 = 2004 CE73 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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