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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2198149245890916 3.2958e-08  
a 2.159016478300146 6.4838e-09 au
q 1.684432433935993 7.0475e-08 au
i 5.823962466529711 3.5316e-06 deg
node 202.2308710613438 3.1829e-05 deg
peri 176.7404612068338 3.321e-05 deg
M 323.8603494980832 1.3629e-05 deg
tp 2459116.822522085751
(2020-Sep-24.32252209)
4.4285e-05 TDB
period 1158.730296759492
3.17
5.2197e-06
1.429e-08
d
yr
n .31068489449769 1.3995e-09 deg/d
Q 2.633600522664298 7.9091e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1929  
   data-arc span      13769 days (37.70 yr)  
   first obs. used      1982-09-28  
   last obs. used      2020-06-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52505  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 19:35:24  

Additional Information
 Earth MOID = .686746 au 
 Jupiter MOID = 2.82757 au 
 T_jup = 3.660 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456356.5 (2013-Mar-05.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2199051209545015 3.2904e-08  
q 1.684292931439421 7.0398e-08 au
tp 2456799.410918481819
(2014-May-21.91091848)
3.6783e-05 TDB
node 202.3432133861777 3.1843e-05 deg
peri 176.631807690542 3.3228e-05 deg
i 5.8217898621429 3.5313e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1929  
   data-arc span      13769 days (37.70 yr)  
   first obs. used      1982-09-28  
   last obs. used      2020-06-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52505  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 19:35:24  

Additional Information
 Jupiter MOID = 2.82757 au 
 T_jup = 3.660 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.082694200083733E-15 -2.310816011868625E-15 2.25418894579704E-13 -4.633778905848363E-15 3.897559446622943E-14 2.443004570581458E-16
q -2.310816011868625E-15 4.955941082415177E-15 -3.623022485867213E-13 9.485673059504967E-15 -5.48340186387856E-14 -7.271136315320387E-16
tp 2.25418894579704E-13 -3.623022485867213E-13 1.352990629425263E-9 -6.845418422726959E-12 3.566537264221984E-10 -2.671995541926086E-12
node -4.633778905848363E-15 9.485673059504967E-15 -6.845418422726959E-12 1.013995644101377E-9 -1.010121160308638E-9 -2.911793748249078E-12
peri 3.897559446622943E-14 -5.48340186387856E-14 3.566537264221984E-10 -1.010121160308638E-9 1.104124427385734E-9 2.202824084342566E-12
i 2.443004570581458E-16 -7.271136315320387E-16 -2.671995541926086E-12 -2.911793748249078E-12 2.202824084342566E-12 1.247008792237438E-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 14.4   n/a MPO474127  
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-August); 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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