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78839 (2003 QM44)
Classification: Main-belt Asteroid          SPK-ID: 2078839
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1682436150669502 4.4267e-08  
a 2.34712510653708 1.1528e-08 au
q 1.952236293598881 1.0396e-07 au
i 5.876705450553311 5.2437e-06 deg
node 314.9754243946036 4.2286e-05 deg
peri 343.5901777473227 4.5436e-05 deg
M 255.9429522012193 2.0189e-05 deg
tp 2459380.139842862127
(2021-Jun-14.63984286)
7.5194e-05 TDB
period 1313.417460147923
3.60
9.6761e-06
2.649e-08
d
yr
n .274094117767747 2.0193e-09 deg/d
Q 2.742013919475279 1.3467e-08 au
  Orbit Determination Parameters
   # obs. used (total)      457  
   data-arc span      8632 days (23.63 yr)  
   first obs. used      1996-10-03  
   last obs. used      2020-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53206  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:25:19  

Additional Information
 Earth MOID = .937416 au 
 Jupiter MOID = 2.47434 au 
 T_jup = 3.534 
[ 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 16.3   n/a MPO453210  

78839 (2003 QM44)          Discovered 2003-Aug-23 by NEAT at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2003 QM44 = 1996 TR65 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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