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469120 (2015 DQ180)
Classification: Main-belt Asteroid          SPK-ID: 2469120
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03877447452280092 4.1512e-08  
a 2.981446099191027 3.1515e-08 au
q 2.86584209337684 1.3327e-07 au
i 10.21010000578363 4.829e-06 deg
node 202.8089699936147 2.7738e-05 deg
peri 31.99690887824099 7.6197e-05 deg
M 8.85678031147326 6.9577e-05 deg
tp 2459350.239295553827
(2021-May-15.73929555)
0.00036346 TDB
period 1880.35076121835
5.15
2.9814e-05
8.163e-08
d
yr
n .1914536412167815 3.0356e-09 deg/d
Q 3.097050105005213 3.2737e-08 au
  Orbit Determination Parameters
   # obs. used (total)      246  
   data-arc span      7786 days (21.32 yr)  
   first obs. used      2000-04-05  
   last obs. used      2021-07-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48005  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 20:48:06  

Additional Information
 Earth MOID = 1.86179 au 
 Jupiter MOID = 1.87667 au 
 T_jup = 3.234 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458095.5 (2017-Dec-08.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03921485936291745 4.1464e-08  
q 2.866046763734249 1.3309e-07 au
tp 2457460.631609129356
(2016-Mar-13.13160913)
0.00036282 TDB
node 202.8303300931078 2.7735e-05 deg
peri 30.51520114091612 7.5466e-05 deg
i 10.20915074056495 4.8287e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      246  
   data-arc span      7786 days (21.32 yr)  
   first obs. used      2000-04-05  
   last obs. used      2021-07-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48005  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 20:48:06  

Additional Information
 Jupiter MOID = 1.87667 au 
 T_jup = 3.234 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.71927082857982E-15 -5.379031634627598E-15 2.750369185777612E-13 1.637550075592235E-14 4.877191770602499E-14 -2.251572111160259E-15
q -5.379031634627598E-15 1.771164039450649E-14 -2.462216792677295E-12 -5.108405458365863E-14 -4.113582284107661E-13 8.669830122097002E-15
tp 2.750369185777612E-13 -2.462216792677295E-12 1.316416320274135E-7 4.173644681014746E-11 2.549104614454347E-8 1.588528535549964E-11
node 1.637550075592235E-14 -5.108405458365863E-14 4.173644681014746E-11 7.692413978128264E-10 -7.483482190005767E-10 -1.825455465028977E-11
peri 4.877191770602499E-14 -4.113582284107661E-13 2.549104614454347E-8 -7.483482190005767E-10 5.695056657325433E-9 2.1180883758782E-11
i -2.251572111160259E-15 8.669830122097002E-15 1.588528535549964E-11 -1.825455465028977E-11 2.1180883758782E-11 2.331589004852732E-11

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 16.09   n/a MPO639377  

469120 (2015 DQ180)          Discovered 2005-Mar-13 by CSS at Catalina
Reference: Last Updated: 2016-06-21

[ show close-approach data ]
Alternate Designations
 2015 DQ180 = 2007 RZ213 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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