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541519 (2011 QH88)
Classification: Main-belt Asteroid          SPK-ID: 2541519
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2586340646445368 2.32e-07  
a 2.476213824949598 4.4845e-08 au
q 1.835780578473888 5.4369e-07 au
i 2.555458545453525 4.0153e-06 deg
node 132.0404093968894 0.00020226 deg
peri 259.0344336744143 0.00022411 deg
M 112.3060983673379 4.5897e-05 deg
tp 2458756.501521648015
(2019-Sep-30.00152165)
0.00018819 TDB
period 1423.248198721154
3.90
3.8663e-05
1.059e-07
d
yr
n .2529425298577398 6.8713e-09 deg/d
Q 3.116647071425309 5.6443e-08 au
  Orbit Determination Parameters
   # obs. used (total)      178  
   data-arc span      5437 days (14.89 yr)  
   first obs. used      2005-03-10  
   last obs. used      2020-01-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47016  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:23:30  

Additional Information
 Earth MOID = .842327 au 
 Jupiter MOID = 2.33005 au 
 T_jup = 3.433 
[ 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 18.0   n/a MPO350418  

541519 (2011 QH88)          Discovered 2011-Aug-27 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2019-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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