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13703 Romero (1998 OR13)
Classification: Main-belt Asteroid          SPK-ID: 2013703
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1961581314766987 3.7476e-08  
a 2.408428958596666 7.7544e-09 au
q 1.935996034283973 8.9603e-08 au
i 1.56118425191203 3.7103e-06 deg
node 150.1043123524892 0.00012637 deg
peri 221.9653672094744 0.00012661 deg
M 268.9116669377522 8.3194e-06 deg
tp 2459345.929513746071
(2021-May-11.42951375)
3.2168e-05 TDB
period 1365.209141148783
3.74
6.5933e-06
1.805e-08
d
yr
n .2636958610583802 1.2735e-09 deg/d
Q 2.88086188290936 9.2755e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1897  
   data-arc span      12045 days (32.98 yr)  
   first obs. used      1987-09-18  
   last obs. used      2020-09-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53197  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:44:40  

Additional Information
 Earth MOID = .936458 au 
 Jupiter MOID = 2.58221 au 
 T_jup = 3.494 
[ 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 14.5   n/a MPO467832  

13703 Romero           Discovered 1998 July 26 by E. W. Elst at the European Southern Observatory.
Oscar Romero (1917-1980) was an archbishop in El Salvador. During his mission he actively denounced violations of the human rights of the most vulnerable populations and promoted opposition to all forms of violence.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2015-08-29Last Updated: 2015-09-02

[ 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
1951-Jun-15 16:14 < 00:01 Hebe 0.0301243227205323 0.030123135287494 0.0301255109933297 4.02447326921919 4.02447321794118 2433813.176269508 0.497199404063273 274.513805811988 20.9823492057393 -78.3326934053925 210231.216632019 T 34 CATAB v2.0f-lin.ifort 2020-Nov-13 02:44:45 2020-Nov-13 02:44

Alternate Designations
 1998 OR13 = 1987 SB22 = 1993 FR47 = 1993 HQ8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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