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332057 (2005 SY2)
Classification: Main-belt Asteroid          SPK-ID: 2332057
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2305541530982279 7.2631e-08  
a 2.429639453867415 1.0621e-08 au
q 1.869475987246972 1.7943e-07 au
i 2.246688538246848 7.7232e-06 deg
node 165.008664035487 0.00015876 deg
peri 187.326403218704 0.00015939 deg
M 325.5028935543208 1.386e-05 deg
tp 2459133.053543428400
(2020-Oct-10.55354343)
5.3692e-05 TDB
period 1383.283427245272
3.79
9.07e-06
2.483e-08
d
yr
n .2602503528267658 1.7064e-09 deg/d
Q 2.989802920487858 1.3069e-08 au
  Orbit Determination Parameters
   # obs. used (total)      168  
   data-arc span      6911 days (18.92 yr)  
   first obs. used      2001-08-26  
   last obs. used      2020-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65651  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 21:12:13  

Additional Information
 Earth MOID = .864071 au 
 Jupiter MOID = 2.44826 au 
 T_jup = 3.470 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457002.5 (2014-Dec-11.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2301889069783945 7.2328e-08  
q 1.870370158935125 1.785e-07 au
tp 2456368.848371841379
(2013-Mar-17.34837184)
4.8268e-05 TDB
node 165.0513608759136 0.00015885 deg
peri 187.5840085765945 0.00015948 deg
i 2.245566613021576 7.722e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      168  
   data-arc span      6911 days (18.92 yr)  
   first obs. used      2001-08-26  
   last obs. used      2020-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65651  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 21:12:13  

Additional Information
 Jupiter MOID = 2.44826 au 
 T_jup = 3.470 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.231284260950149E-15 -1.289890386693959E-14 -4.930418486657517E-13 -3.827761369488228E-14 -1.251200307764267E-13 -3.996104922319232E-15
q -1.289890386693959E-14 3.186240208258635E-14 1.244631805485782E-12 9.064022905006188E-14 3.228244081894661E-13 9.800490685879107E-15
tp -4.930418486657517E-13 1.244631805485782E-12 2.329776002587999E-9 6.287568687158224E-12 7.202973902520912E-10 3.953148905828365E-13
node -3.827761369488228E-14 9.064022905006188E-14 6.287568687158224E-12 2.52325060100158E-8 -2.520770434994864E-8 -1.332901658830832E-10
peri -1.251200307764267E-13 3.228244081894661E-13 7.202973902520912E-10 -2.520770434994864E-8 2.543369865496858E-8 1.334015018931043E-10
i -3.996104922319232E-15 9.800490685879107E-15 3.953148905828365E-13 -1.332901658830832E-10 1.334015018931043E-10 5.962971621421566E-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 17.5   n/a MPO434079  

332057 (2005 SY2)          Discovered 2005-Sep-23 by CSS at Catalina
Reference: 20120703/Numbers.arcLast Updated: 2012-07-09

Alternate Designations
 2005 SY2 = 2001 QR265 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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