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JPL Small-Body Database Browser
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(2019 YA1)
Classification: Apollo [NEO]          SPK-ID: 3943326
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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 .4099592804235295 5.7031e-05  
a 1.690063365532558 0.00016613 au
q .9972062043286622 1.6364e-06 au
i 2.126182905091659 0.00023731 deg
node 254.5539284110336 0.00028806 deg
peri 184.4784513917136 7.0901e-05 deg
M 76.01517907197355 0.011184 deg
tp 2458831.046426862064
(2019-Dec-13.54642686)
5.6081e-05 TDB
period 802.5145382068631
2.20
0.11833
0.000324
d
yr
n .4485900041192815 6.6142e-05 deg/d
Q 2.382920526736454 0.00023423 au
  Orbit Determination Parameters
   # obs. used (total)      100  
   data-arc span      39 days  
   first obs. used      2019-12-19  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .5611  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 05:43:17  

Additional Information
 Earth MOID = .0129169 au 
 Jupiter MOID = 2.89189 au 
 T_jup = 4.118 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458861.5 (2020-Jan-13.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .41015128714797 5.6994e-05  
q .9971461850294926 1.6662e-06 au
tp 2458831.051969701135
(2019-Dec-13.55196970)
5.503e-05 TDB
node 254.586395570115 0.00030043 deg
peri 184.4431538634175 6.5728e-05 deg
i 2.127127987522727 0.00023704 deg
  Orbit Determination Parameters
   # obs. used (total)      100  
   data-arc span      39 days  
   first obs. used      2019-12-19  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .5611  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 05:43:17  

Additional Information
 Jupiter MOID = 2.89189 au 
 T_jup = 4.118 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.248288213297538E-9 9.492495015394845E-11 -2.927739027717836E-9 -1.692219727531983E-8 -7.71286196328231E-10 1.350843292428469E-8
q 9.492495015394845E-11 2.776370841571981E-12 -8.465129780822948E-11 -4.962786520246384E-10 -1.974226996703231E-11 3.946621276532559E-10
tp -2.927739027717836E-9 -8.465129780822948E-11 3.028322533753065E-9 1.458147167821709E-8 1.810287762389987E-9 -1.221483542250605E-8
node -1.692219727531983E-8 -4.962786520246384E-10 1.458147167821709E-8 9.025854998964155E-8 1.152745290880091E-9 -7.024358504327444E-8
peri -7.71286196328231E-10 -1.974226996703231E-11 1.810287762389987E-9 1.152745290880091E-9 4.320135136740783E-9 -3.381915074740169E-9
i 1.350843292428469E-8 3.946621276532559E-10 -1.221483542250605E-8 -7.024358504327444E-8 -3.381915074740169E-9 5.618731251019967E-8

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 25.4   .52875 E2020-AA1 autocmod 2.8

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