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27847 (1994 UT)
Classification: Main-belt Asteroid          SPK-ID: 2027847
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1372951395964581 3.4012e-08  
a 2.328324985369771 6.9522e-09 au
q 2.008657281477507 7.864e-08 au
i 4.619422255925588 3.603e-06 deg
node 267.5036611831871 4.5313e-05 deg
peri 124.2329204003453 4.7347e-05 deg
M 127.9897217987218 1.323e-05 deg
tp 2458739.143738610773
(2019-Sep-12.64373861)
4.7458e-05 TDB
period 1297.668685938033
3.55
5.8121e-06
1.591e-08
d
yr
n .2774205803847154 1.2425e-09 deg/d
Q 2.647992689262034 7.9067e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1257  
   data-arc span      9669 days (26.47 yr)  
   first obs. used      1994-10-01  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50971  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 04:07:50  

Additional Information
 Earth MOID = 1.01788 au 
 Jupiter MOID = 2.77537 au 
 T_jup = 3.556 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457261.5 (2015-Aug-27.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1373763461190671 3.4121e-08  
q 2.008652340429574 7.8909e-08 au
tp 2457438.902106787351
(2016-Feb-20.40210679)
4.7106e-05 TDB
node 267.6110135944191 4.5398e-05 deg
peri 123.5516051488368 4.7409e-05 deg
i 4.614193284074827 3.6001e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1257  
   data-arc span      9669 days (26.47 yr)  
   first obs. used      1994-10-01  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50971  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 04:07:50  

Additional Information
 Jupiter MOID = 2.77537 au 
 T_jup = 3.556 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.16427099155796E-15 -2.684887200263896E-15 -8.899494211133325E-14 -9.910800823955489E-15 -4.619493220981564E-14 -5.934203884579615E-16
q -2.684887200263896E-15 6.226562323990316E-15 2.044134240629158E-13 2.195221022826417E-14 1.05583963271595E-13 1.382843676334428E-15
tp -8.899494211133325E-14 2.044134240629158E-13 2.219007845015294E-9 7.369404325460255E-13 6.552602974887017E-10 -6.002958546133484E-13
node -9.910800823955489E-15 2.195221022826417E-14 7.369404325460255E-13 2.060981245845407E-9 -2.053374168335361E-9 2.884610180691748E-12
peri -4.619493220981564E-14 1.05583963271595E-13 6.552602974887017E-10 -2.053374168335361E-9 2.247609836558972E-9 -3.046582897456415E-12
i -5.934203884579615E-16 1.382843676334428E-15 -6.002958546133484E-13 2.884610180691748E-12 -3.046582897456415E-12 1.296099116940726E-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 15.03   n/a E2020-QM5  
diameter diameter 2.873 km 0.472 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.309   0.109 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27847 (1994 UT)          Discovered 1994-Oct-31 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1994 UT = 1998 VD33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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