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359630 (2011 QY28)
Classification: Main-belt Asteroid          SPK-ID: 2359630
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2024331543932037 5.1344e-08  
a 2.596868302509126 3.6526e-08 au
q 2.071176060488479 1.2438e-07 au
i 11.57558151871294 1.7457e-05 deg
node 172.0593034340361 4.4174e-05 deg
peri 250.5460090176019 6.7009e-05 deg
M 336.154934744646 4.832e-05 deg
tp 2459101.744007999636
(2020-Sep-09.24400800)
0.00020577 TDB
period 1528.527705399552
4.18
3.2249e-05
8.829e-08
d
yr
n .2355207555141417 4.9691e-09 deg/d
Q 3.122560544529772 4.3921e-08 au
  Orbit Determination Parameters
   # obs. used (total)      94  
   data-arc span      3437 days (9.41 yr)  
   first obs. used      2007-09-18  
   last obs. used      2017-02-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65651  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-10 06:35:05  

Additional Information
 Earth MOID = 1.11589 au 
 Jupiter MOID = 2.34146 au 
 T_jup = 3.359 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456775.5 (2014-Apr-28.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2020691929916833 5.0559e-08  
q 2.072632472487395 1.2183e-07 au
tp 2456038.581755298862
(2012-Apr-21.08175530)
0.0001958 TDB
node 172.2766680127936 4.4088e-05 deg
peri 249.5196817854286 6.7422e-05 deg
i 11.5898939037717 1.7466e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      94  
   data-arc span      3437 days (9.41 yr)  
   first obs. used      2007-09-18  
   last obs. used      2017-02-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65651  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-10 06:35:05  

Additional Information
 Jupiter MOID = 2.34146 au 
 T_jup = 3.359 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.556243966176764E-15 -6.010127071830285E-15 8.952150486939832E-13 7.450797370786544E-15 3.227508841428983E-13 -8.758078995694762E-15
q -6.010127071830285E-15 1.484258022184946E-14 -2.109160230255871E-12 -9.823070379565999E-15 -6.640774297998631E-13 1.843625152575732E-14
tp 8.952150486939832E-13 -2.109160230255871E-12 3.833690582912255E-8 4.57296561383766E-11 1.005761632093597E-8 -5.821324442766236E-11
node 7.450797370786544E-15 -9.823070379565999E-15 4.57296561383766E-11 1.943791414340967E-9 -1.88967822547415E-9 -5.757599273049188E-10
peri 3.227508841428983E-13 -6.640774297998631E-13 1.005761632093597E-8 -1.88967822547415E-9 4.545671220830382E-9 5.481064221548501E-10
i -8.758078995694762E-15 1.843625152575732E-14 -5.821324442766236E-11 -5.757599273049188E-10 5.481064221548501E-10 3.050472639825296E-10

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 17.5   n/a MPO476688  

359630 (2011 QY28)          Discovered 2007-Sep-18 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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