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541524 (2011 QY98)
Classification: Main-belt Asteroid          SPK-ID: 2541524
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1023606044289525 4.3534e-08  
a 2.350953976674842 1.8336e-08 au
q 2.110308906637755 1.1038e-07 au
i 7.323042349705895 6.053e-06 deg
node 61.20779771114068 3.105e-05 deg
peri 240.8559404254827 4.4203e-05 deg
M 304.2289423068058 3.3453e-05 deg
tp 2459600.472208360771
(2022-Jan-20.97220836)
0.00012362 TDB
period 1316.632641500687
3.60
1.5404e-05
4.217e-08
d
yr
n .2734247873345104 3.1989e-09 deg/d
Q 2.591599046711928 2.0213e-08 au
  Orbit Determination Parameters
   # obs. used (total)      203  
   data-arc span      4019 days (11.00 yr)  
   first obs. used      2010-05-12  
   last obs. used      2021-05-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48117  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 09:01:02  

Additional Information
 Earth MOID = 1.10563 au 
 Jupiter MOID = 2.5761 au 
 T_jup = 3.540 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458017.5 (2017-Sep-21.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1023707751432094 4.3651e-08  
q 2.111248869714256 1.1082e-07 au
tp 2458281.674513350791
(2018-Jun-12.17451335)
0.0001157 TDB
node 61.22111686242221 3.1046e-05 deg
peri 240.3488513279969 4.4133e-05 deg
i 7.322935431700677 6.0526e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      203  
   data-arc span      4019 days (11.00 yr)  
   first obs. used      2010-05-12  
   last obs. used      2021-05-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48117  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 09:01:02  

Additional Information
 Jupiter MOID = 2.5761 au 
 T_jup = 3.540 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.905366382189181E-15 -4.792910910199812E-15 -1.996242532504077E-12 2.621812490911451E-15 -4.762360096255144E-13 -2.923208436521865E-15
q -4.792910910199812E-15 1.227998957817262E-14 5.559191312138032E-12 -3.858226038045889E-15 1.332848579487219E-12 7.684045128717636E-15
tp -1.996242532504077E-12 5.559191312138032E-12 1.338539234996957E-8 1.92512934921305E-11 3.632094096384016E-9 5.937187600166351E-12
node 2.621812490911451E-15 -3.858226038045889E-15 1.92512934921305E-11 9.638448637060254E-10 -9.502249150678473E-10 -2.526093216397922E-11
peri -4.762360096255144E-13 1.332848579487219E-12 3.632094096384016E-9 -9.502249150678473E-10 1.947748060213288E-9 2.660495134207127E-11
i -2.923208436521865E-15 7.684045128717636E-15 5.937187600166351E-12 -2.526093216397922E-11 2.660495134207127E-11 3.663404423864256E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.20   n/a MPCxxxxx  

541524 (2011 QY98)          Discovered 2011-Oct-05 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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