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JPL Small-Body Database Browser
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27836 (1994 PQ16)
Classification: Main-belt Asteroid          SPK-ID: 2027836
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .11292375482952 3.4808e-08  
a 2.284986774104011 8.9952e-09 au
q 2.026957487836393 7.9148e-08 au
i 5.373669104990026 4.5321e-06 deg
node 331.3824410964193 4.175e-05 deg
peri 99.73027104281556 4.6686e-05 deg
M 329.7188937743697 2.1204e-05 deg
tp 2458706.619012209986
(2019-Aug-11.11901221)
7.4504e-05 TDB
period 1261.606630581408
3.45
7.4498e-06
2.04e-08
d
yr
n .2853504343379165 1.685e-09 deg/d
Q 2.543016060371628 1.0011e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1157  
   data-arc span      10302 days (28.21 yr)  
   first obs. used      1991-09-14  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49944  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 01:08:35  

Additional Information
 Earth MOID = 1.04949 au 
 Jupiter MOID = 2.68328 au 
 T_jup = 3.588 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456391.5 (2013-Apr-09.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1124865657491372 3.4692e-08  
q 2.027746374679062 7.8852e-08 au
tp 2456181.914970345048
(2012-Sep-11.41497034)
7.173e-05 TDB
node 331.463740002618 4.1702e-05 deg
peri 99.30676471447497 4.6718e-05 deg
i 5.377420514069576 4.5342e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1157  
   data-arc span      10302 days (28.21 yr)  
   first obs. used      1991-09-14  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49944  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 01:08:35  

Additional Information
 Jupiter MOID = 2.68328 au 
 T_jup = 3.588 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.203508385565882E-15 -2.721459472688137E-15 1.581466332627169E-13 -1.112295865113835E-17 5.588048559587405E-14 -4.491139423671058E-16
q -2.721459472688137E-15 6.217596320792853E-15 -2.889577443694807E-13 1.840006173907441E-16 -1.054587191213273E-13 1.104060760402793E-15
tp 1.581466332627169E-13 -2.889577443694807E-13 5.145219799674177E-9 -1.914385696590198E-11 1.523146769014217E-9 4.465347253516997E-13
node -1.112295865113835E-17 1.840006173907441E-16 -1.914385696590198E-11 1.739024978614564E-9 -1.736210202929258E-9 -7.277796398213752E-13
peri 5.588048559587405E-14 -1.054587191213273E-13 1.523146769014217E-9 -1.736210202929258E-9 2.182555744489638E-9 8.632515881573544E-13
i -4.491139423671058E-16 1.104060760402793E-15 4.465347253516997E-13 -7.277796398213752E-13 8.632515881573544E-13 2.055914760813943E-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 15.0   n/a MPO351019  
diameter diameter 2.813 km 0.910 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.245   0.106 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27836 (1994 PQ16)          Discovered 1994-Aug-10 by Elst, E. W. at La Silla
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1994 PQ16 = 1991 XD6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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