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52782 (1998 QA38)
Classification: Main-belt Asteroid          SPK-ID: 2052782
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2384675567451521 4.1873e-08  
a 2.344026307856649 7.7612e-09 au
q 1.785052081275714 9.9394e-08 au
i 1.948441909392669 4.6028e-06 deg
node 355.0173311240134 0.00010894 deg
peri 349.3039829001479 0.00010924 deg
M 72.97609883402049 8.0288e-06 deg
tp 2458934.782418092020
(2020-Mar-26.28241809)
2.8742e-05 TDB
period 1310.81725407714
3.59
6.5103e-06
1.782e-08
d
yr
n .2746378252805745 1.364e-09 deg/d
Q 2.903000534437584 9.612e-09 au
  Orbit Determination Parameters
   # obs. used (total)      690  
   data-arc span      8670 days (23.74 yr)  
   first obs. used      1997-04-14  
   last obs. used      2021-01-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55801  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:48:06  

Additional Information
 Earth MOID = .775764 au 
 Jupiter MOID = 2.51152 au 
 T_jup = 3.523 
[ 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 16.33   n/a MPCxxxxx  

52782 (1998 QA38)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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