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90281 (2003 DQ15)
Classification: Mars-crossing Asteroid          SPK-ID: 2090281
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3138740012607614 4.174e-08  
a 2.364803284744076 7.2759e-09 au
q 1.622553015566861 9.6162e-08 au
i 1.476632158162798 3.5134e-06 deg
node 117.1583225981638 0.00015296 deg
peri 272.9365413474636 0.00015306 deg
M 111.5225885955941 6.9344e-06 deg
tp 2458985.017568479137
(2020-May-15.51756848)
2.4287e-05 TDB
period 1328.284047321359
3.64
6.1302e-06
1.678e-08
d
yr
n .271026367233712 1.2508e-09 deg/d
Q 3.107053553921291 9.5597e-09 au
  Orbit Determination Parameters
   # obs. used (total)      883  
   data-arc span      8178 days (22.39 yr)  
   first obs. used      1998-12-16  
   last obs. used      2021-05-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50665  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:37:45  

Additional Information
 Earth MOID = .628135 au 
 Jupiter MOID = 2.34192 au 
 T_jup = 3.480 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.98   n/a MPCxxxxx  

90281 (2003 DQ15)          Discovered 2003-Feb-27 by NEAT at Haleakala
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 2003 DQ15 = 2000 HD39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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