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27702 (1984 SE1)
Classification: Main-belt Asteroid          SPK-ID: 2027702
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2210466631055212 5.1845e-08  
a 2.758155054588524 1.5079e-08 au
q 2.148474083444104 1.4448e-07 au
i 7.803504861114532 5.8385e-06 deg
node 319.4211491357252 3.1908e-05 deg
peri 359.8080474248563 3.347e-05 deg
M 304.5427422094509 9.9675e-06 deg
tp 2459258.240301935681
(2021-Feb-12.74030194)
4.7092e-05 TDB
period 1673.117503344308
4.58
1.3721e-05
3.757e-08
d
yr
n .2151671949402326 1.7645e-09 deg/d
Q 3.367836025732944 1.8412e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1131  
   data-arc span      12903 days (35.33 yr)  
   first obs. used      1984-09-27  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52026  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 01:08:51  

Additional Information
 Earth MOID = 1.13546 au 
 Jupiter MOID = 1.95516 au 
 T_jup = 3.293 
[ show covariance matrix ]

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 14.2   n/a MPO384984  
diameter diameter 8.896 km 0.163 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.067   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27702 (1984 SE1)          Discovered 1984-Sep-27 by Mrkos, A. at Klet
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1984 SE1 = 2000 BT35 = 2001 FQ109 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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