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JPL Small-Body Database Browser
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74214 (1998 RO68)
Classification: Main-belt Asteroid          SPK-ID: 2074214
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 .1891991985024704 4.9322e-08  
a 2.679304967798574 1.9883e-08 au
q 2.172382615347396 1.4032e-07 au
i 12.1654805158077 6.0406e-06 deg
node 2.359630399655036 2.4298e-05 deg
peri 282.4666348587339 2.9352e-05 deg
M 310.6582239040499 1.5087e-05 deg
tp 2458820.055301513354
(2019-Dec-02.55530151)
6.7564e-05 TDB
period 1601.886166219601
4.39
1.7831e-05
4.882e-08
d
yr
n .2247350701889063 2.5016e-09 deg/d
Q 3.186227320249751 2.3645e-08 au
  Orbit Determination Parameters
   # obs. used (total)      672  
   data-arc span      7542 days (20.65 yr)  
   first obs. used      1998-09-14  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59358  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:41:16  

Additional Information
 Earth MOID = 1.19506 au 
 Jupiter MOID = 2.15439 au 
 T_jup = 3.320 
[ 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 14.7   n/a MPO302456  

74214 (1998 RO68)          Discovered 1998-Sep-14 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
1950-Feb-12 05:41 00:02 Vesta 0.0016678241661988 0.00165609941686209 0.00167956151522642 5.52032448132859 5.52031192810667 2433324.736725178 2.01834637271991 626.856836925016 34.1304386631733 21.4098000187535 2680.68544420756 T 19 CATAB v2.0e-lin.ifort 2019-May-30 05:41:21 2019-May-30 05:41
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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