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160958 (2002 AS156)
Classification: Main-belt Asteroid          SPK-ID: 2160958
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1071962048717927 4.1422e-08  
a 2.417343833496813 1.7271e-08 au
q 2.158213748675724 9.8746e-08 au
i 2.03742769380884 4.4906e-06 deg
node 293.1144208163574 0.00013784 deg
peri 349.6261749786576 0.00014018 deg
M 77.28261405484632 2.8805e-05 deg
tp 2458305.796448015922
(2018-Jul-06.29644802)
0.00010836 TDB
period 1372.796197589476
3.76
1.4712e-05
4.028e-08
d
yr
n .2622384885914837 2.8104e-09 deg/d
Q 2.676473918317902 1.9122e-08 au
  Orbit Determination Parameters
   # obs. used (total)      466  
   data-arc span      7470 days (20.45 yr)  
   first obs. used      1999-06-15  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59337  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 13:53:32  

Additional Information
 Earth MOID = 1.14119 au 
 Jupiter MOID = 2.43526 au 
 T_jup = 3.507 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456978.5 (2014-Nov-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1078445813776606 4.1247e-08  
q 2.156868221612338 9.8338e-08 au
tp 2456934.449285297068
(2014-Oct-03.94928530)
0.00010218 TDB
node 293.2198960007474 0.00013786 deg
peri 349.9398590841207 0.00014019 deg
i 2.037369392263428 4.4891e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      466  
   data-arc span      7470 days (20.45 yr)  
   first obs. used      1999-06-15  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59337  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 13:53:32  

Additional Information
 Jupiter MOID = 2.43526 au 
 T_jup = 3.507 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.701341830400331E-15 -4.007479969149063E-15 -6.222271711526218E-13 -6.079269755032745E-15 -1.528818660642897E-13 2.759478821143913E-16
q -4.007479969149063E-15 9.670426568936521E-15 2.033849228654599E-12 1.509924679892102E-14 5.013081770116268E-13 -6.058052052637847E-16
tp -6.222271711526218E-13 2.033849228654599E-12 1.044110389580766E-8 -4.50071977305932E-12 2.626260251638821E-9 -7.695976238304087E-14
node -6.079269755032745E-15 1.509924679892102E-14 -4.50071977305932E-12 1.90062295929448E-8 -1.899498131158835E-8 -1.037563405780588E-10
peri -1.528818660642897E-13 5.013081770116268E-13 2.626260251638821E-9 -1.899498131158835E-8 1.965313441187181E-8 1.036642205166174E-10
i 2.759478821143913E-16 -6.058052052637847E-16 -7.695976238304087E-14 -1.037563405780588E-10 1.036642205166174E-10 2.015195885684853E-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 16.2   n/a MPO454067  

160958 (2002 AS156)          Discovered 2002-Jan-13 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

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