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27700 (1982 SW3)
Classification: Main-belt Asteroid          SPK-ID: 2027700
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2205289380361453 3.4469e-08  
a 2.158690516038035 7.1505e-09 au
q 1.682636788987468 7.3199e-08 au
i 5.826701527689919 3.5958e-06 deg
node 202.2769808513413 3.3472e-05 deg
peri 176.7222408844852 3.509e-05 deg
M 199.6189159658102 1.5096e-05 deg
tp 2459116.600935109608
(2020-Sep-24.10093511)
5.0693e-05 TDB
period 1158.46789388112
3.17
5.756e-06
1.576e-08
d
yr
n .3107552672814448 1.544e-09 deg/d
Q 2.634744243088601 8.7274e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1834  
   data-arc span      13374 days (36.62 yr)  
   first obs. used      1982-09-28  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52193  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 03:28:40  

Additional Information
 Earth MOID = .684187 au 
 Jupiter MOID = 2.82348 au 
 T_jup = 3.660 
[ 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 14.3   n/a MPO435956  
diameter diameter 2.931 km 0.510 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
rotation period rot_per 9.997 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Behrend, R. (2004) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.405   0.138 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

27700 (1982 SW3)          Discovered 1982-Sep-28 by Gibson, J. at Palomar
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1982 SW3 = 1982 UN1 = 1982 VB10 = 1982 VT10 = 1997 LB7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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