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JPL Small-Body Database Browser
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58728 (1998 DR23)
Classification: Main-belt Asteroid          SPK-ID: 2058728
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04343820391684348 3.7436e-08  
a 2.97334947014467 2.1365e-08 au
q 2.844192509544488 1.1116e-07 au
i 1.441014756891466 4.8493e-06 deg
node 226.2235756962469 0.00015534 deg
peri 287.3045090204608 0.000165 deg
M 59.30870501449527 5.5238e-05 deg
tp 2458291.980014320344
(2018-Jun-22.48001432)		 0.00028713 TDB
period 1872.696340571436
5.13		 2.0184e-05
5.526e-08		 d
yr
n .192236184906598 2.0719e-09 deg/d
Q 3.102506430744853 2.2293e-08 au
   Orbit Determination Parameters
   # obs. used (total)      614  
   data-arc span      9517 days (26.06 yr)  
   first obs. used      1993-04-18  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61155  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:13:35  

Additional Information
 Earth MOID = 1.85487 au 
 Jupiter MOID = 1.88054 au 
 T_jup = 3.260 
[ 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 MPO436192  

58728 (1998 DR23)          Discovered 1998-Feb-19 by Farra d'Isonzo at Farra d'Isonzo
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 DR23 = 1995 SR36 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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