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344391 (2001 YQ37)
Classification: Main-belt Asteroid          SPK-ID: 2344391
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09362023595855019 4.96e-08  
a 3.124265201241865 3.634e-08 au
q 2.831770755904514 1.5008e-07 au
i 17.94748387284981 5.9669e-06 deg
node 78.94103428848597 1.7186e-05 deg
peri 34.88676313112017 4.1076e-05 deg
M 132.3037194437597 3.4824e-05 deg
tp 2458459.207139968141
(2018-Dec-06.70713997)
0.00019495 TDB
period 2017.066721430381
5.52
3.5192e-05
9.635e-08
d
yr
n .1784769914525732 3.1139e-09 deg/d
Q 3.416759646579216 3.9742e-08 au
  Orbit Determination Parameters
   # obs. used (total)      301  
   data-arc span      6789 days (18.59 yr)  
   first obs. used      2001-11-20  
   last obs. used      2020-06-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 08:32:09  

Additional Information
 Earth MOID = 1.8646 au 
 Jupiter MOID = 1.86213 au 
 T_jup = 3.133 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458038.5 (2017-Oct-12.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09461989131475849 4.9554e-08  
q 2.829994528867769 1.5021e-07 au
tp 2458459.886031863607
(2018-Dec-07.38603186)
0.00019275 TDB
node 78.94258464147934 1.7185e-05 deg
peri 34.9719496113606 4.0683e-05 deg
i 17.94690228983139 5.9671e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      301  
   data-arc span      6789 days (18.59 yr)  
   first obs. used      2001-11-20  
   last obs. used      2020-06-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 08:32:09  

Additional Information
 Jupiter MOID = 1.86213 au 
 T_jup = 3.133 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.455608958070141E-15 -7.271464440975761E-15 -2.514644282854533E-12 1.450662983062729E-14 -5.737084993694502E-13 -4.507833059585716E-15
q -7.271464440975761E-15 2.25642888271596E-14 7.674279243718001E-12 -4.368940192997236E-14 1.698499146548894E-12 1.520049939282671E-14
tp -2.514644282854533E-12 7.674279243718001E-12 3.7152760786253E-8 -1.84291078601325E-11 7.127390460212315E-9 -4.929717757875117E-12
node 1.450662983062729E-14 -4.368940192997236E-14 -1.84291078601325E-11 2.953136710139995E-10 -2.848400477420084E-10 -2.154174139679846E-11
peri -5.737084993694502E-13 1.698499146548894E-12 7.127390460212315E-9 -2.848400477420084E-10 1.655126823105962E-9 1.968429730148213E-11
i -4.507833059585716E-15 1.520049939282671E-14 -4.929717757875117E-12 -2.154174139679846E-11 1.968429730148213E-11 3.560581151379868E-11

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 15.54   n/a E2021B25  

344391 (2001 YQ37)          Discovered 2001-Dec-18 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ show close-approach data ]
Alternate Designations
 2001 YQ37 = 2009 HG9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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