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541254 (2011 DJ15)
Classification: Main-belt Asteroid          SPK-ID: 2541254
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1714080614437538 8.9567e-08  
a 3.023898288829502 9.5926e-08 au
q 2.505577745138153 2.5724e-07 au
i 11.30131750802114 1.5218e-05 deg
node 316.554960919128 4.2259e-05 deg
peri 316.0377312282988 6.0153e-05 deg
M 204.7890836882676 3.9536e-05 deg
tp 2460028.573635822772
(2023-Mar-25.07363582)
0.00021351 TDB
period 1920.654268269815
5.26
9.1392e-05
2.502e-07
d
yr
n .187436128379471 8.9189e-09 deg/d
Q 3.542218832520851 1.1237e-07 au
  Orbit Determination Parameters
   # obs. used (total)      64  
   data-arc span      6350 days (17.39 yr)  
   first obs. used      2002-07-14  
   last obs. used      2019-12-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59928  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:22:39  

Additional Information
 Earth MOID = 1.50168 au 
 Jupiter MOID = 1.71583 au 
 T_jup = 3.194 
[ 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 16.5   .32636 MPO504307 autocmod 2.8

541254 (2011 DJ15)          Discovered 2011-Feb-25 by Mount Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2019-12-13

[ show close-approach data ]
Alternate Designations
 2011 DJ15 = 2016 CV170 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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