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JPL Small-Body Database Browser
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523650 (2011 GQ61)
Classification: Apollo [NEO, PHA]          SPK-ID: 2523650
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4124658301487205 2.5822e-07  
a 1.590165275988404 3.0124e-08 au
q .9342764353541776 4.1244e-07 au
i 65.151464601 0.00013194 deg
node 333.5259486589476 3.3698e-05 deg
peri 155.0689829081059 3.6981e-05 deg
M 16.16635818265522 4.8085e-05 deg
tp 2458567.609420802450
(2019-Mar-25.10942080)
9.6983e-05 TDB
period 732.4227495974776
2.01
2.0812e-05
5.698e-08
d
yr
n .4915194130682691 1.3967e-08 deg/d
Q 2.24605411662263 4.2549e-08 au
  Orbit Determination Parameters
   # obs. used (total)      61  
   data-arc span      2715 days (7.43 yr)  
   first obs. used      2011-04-04  
   last obs. used      2018-09-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58646  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 12:52:13  

Additional Information
 Earth MOID = .0282282 au 
 Jupiter MOID = 2.85766 au 
 T_jup = 3.695 
[ 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 18.4   n/a MPO260816  

523650 (2011 GQ61)          Discovered 2011-Apr-04 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2018-10-01

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