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392531 (2011 QH66)
Classification: Main-belt Asteroid          SPK-ID: 2392531
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .2495207695144374 4.4381e-08  
a 2.641473140806682 2.8311e-08 au
q 1.982370730060881 1.1826e-07 au
i 15.010393638414 5.3983e-06 deg
node 140.9842752060021 3.5867e-05 deg
peri 185.3230398261127 4.0186e-05 deg
M 24.07266824610075 2.0693e-05 deg
tp 2458895.644924968567
(2020-Feb-16.14492497)
8.9189e-05 TDB
period 1568.078229858467
4.29
2.521e-05
6.902e-08
d
yr
n .2295803826270154 3.6909e-09 deg/d
Q 3.300575551552483 3.5375e-08 au
  Orbit Determination Parameters
   # obs. used (total)      124  
   data-arc span      5759 days (15.77 yr)  
   first obs. used      2005-02-09  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60814  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 01:12:17  

Additional Information
 Earth MOID = .970877 au 
 Jupiter MOID = 2.05841 au 
 T_jup = 3.303 
[ 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 16.7   n/a MPO494989  
diameter diameter 2.711 km 0.504 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.032   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

392531 (2011 QH66)          Discovered 2010-Jan-12 by WISE at WISE
Reference: Last Updated: 2014-04-17

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2003-Jan-23 20:19 00:03 Hebe 0.0450541010128874 0.0450410193005259 0.0450671832921243 4.0485981813248 4.04859814724331 2452663.346231968 3.27949051344433 699.988195704997 92.6949652701608 -21.5296123206498 28128.8274070552 T 19 CATAB v2.0f-lin.ifort 2020-Dec-18 01:12:18 2020-Dec-18 01:12
2043-Jun-19 03:03 00:03 Hygie 0.0354258109829771 0.0354206861177917 0.0354309400002005 5.93910202564095 5.93910184200325 2467419.627041120 3.47013427260321 1445.08290304967 231.264068265353 85.6347151910032 22831.8818708936 T 19 CATAB v2.0f-lin.ifort 2020-Dec-18 01:12:18 2020-Dec-18 01:12
2061-Nov-16 09:56 00:16 Hebe 0.010653034981997 0.0105999000218733 0.0107061966459263 3.72977430582228 3.72977414936289 2474144.913596019 15.9802860277749 2779.61882558141 226.584162301994 17.7322239141328 2208.69624096327 T 19 CATAB v2.0f-lin.ifort 2020-Dec-18 01:12:18 2020-Dec-18 01:12
2099-Mar-26 13:53 00:03 Thisb 0.0263981320643571 0.0263445092294586 0.0264519228444586 5.10817963803605 5.10817958747275 2487789.078386656 3.4851386184744 4269.02483815674 161.727021352533 -51.2125739655618 19035.1806822915 T 19 CATAB v2.0f-lin.ifort 2020-Dec-18 01:12:18 2020-Dec-18 01:12

Alternate Designations
 2011 QH66 = 2010 AK103 = 2010 MB61 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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