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15738 (1991 DP)
Classification: Main-belt Asteroid          SPK-ID: 2015738
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0369432719190985 1.284e-08  
a 3.05026999362356 1.4804e-08 au
q 2.937583039822458 4.6862e-08 au
i 10.81948381407565 7.2442e-07 deg
node 147.4977022013639 2.6184e-06 deg
peri 350.7719473091371 3.2612e-05 deg
M 259.9357502445631 3.5676e-05 deg
tp 2459937.356798821936
(2022-Dec-23.85679882)
0.00019406 TDB
period 1945.834281991582
5.33
1.4165e-05
3.878e-08
d
yr
n .1850106164393076 1.3468e-09 deg/d
Q 3.162956947424662 1.5351e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2180  
   data-arc span      12028 days (32.93 yr)  
   first obs. used      1988-09-02  
   last obs. used      2021-08-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4541  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 21:31:04  

Additional Information
 Earth MOID = 1.95142 au 
 Jupiter MOID = 1.83539 au 
 T_jup = 3.209 
[ 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 13.07   n/a E2021B10  
diameter diameter 8.822 km 0.203 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.131   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15738 (1991 DP)          Discovered 1991-Feb-21 by Inoda, S., Urata, T. at Karasuyama
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 DP = 1988 RK7 = 1999 TT91 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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