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26912 (1996 JG1)
Classification: Main-belt Asteroid          SPK-ID: 2026912
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1825930174336387 3.0055e-08  
a 2.692531439894238 9.9165e-09 au
q 2.200893999749009 7.9531e-08 au
i 11.72043184921614 4.7755e-06 deg
node 218.2227312279254 1.5629e-05 deg
peri 84.81980040885723 2.0615e-05 deg
M 97.82279813198573 1.2755e-05 deg
tp 2458561.992342136236
(2019-Mar-19.49234214)
5.6716e-05 TDB
period 1613.762434171647
4.42
8.9151e-06
2.441e-08
d
yr
n .2230811626153573 1.2324e-09 deg/d
Q 3.184168880039467 1.1727e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1934  
   data-arc span      11045 days (30.24 yr)  
   first obs. used      1989-11-07  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46946  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 00:53:47  

Additional Information
 Earth MOID = 1.22365 au 
 Jupiter MOID = 2.14749 au 
 T_jup = 3.318 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457047.5 (2015-Jan-25.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1837418759312142 2.9912e-08  
q 2.19750925578058 7.9218e-08 au
tp 2456950.344636267473
(2014-Oct-19.84463627)
5.5739e-05 TDB
node 218.2381390950711 1.5629e-05 deg
peri 85.16305738895353 2.0587e-05 deg
i 11.72096853670884 4.777e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1934  
   data-arc span      11045 days (30.24 yr)  
   first obs. used      1989-11-07  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46946  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 00:53:47  

Additional Information
 Jupiter MOID = 2.14749 au 
 T_jup = 3.318 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.947218186820358E-16 -2.357679314209803E-15 1.261654559965043E-13 -3.496112832163614E-16 -3.807172941982588E-15 -9.904743897701479E-16
q -2.357679314209803E-15 6.275555172060335E-15 -3.451609365231996E-13 5.924220588410221E-16 8.131238524479888E-15 2.686497891953602E-15
tp 1.261654559965043E-13 -3.451609365231996E-13 3.106828512336885E-9 -6.668346625766904E-12 7.512501611616806E-10 -1.793555196046896E-12
node -3.496112832163614E-16 5.924220588410221E-16 -6.668346625766904E-12 2.442747918703385E-10 -2.404211833611842E-10 -9.501177761038493E-12
peri -3.807172941982588E-15 8.131238524479888E-15 7.512501611616806E-10 -2.404211833611842E-10 4.238225775365553E-10 8.936919307669458E-12
i -9.904743897701479E-16 2.686497891953602E-15 -1.793555196046896E-12 -9.501177761038493E-12 8.936919307669458E-12 2.281990380975092E-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 13.6   n/a MPO439288  
diameter diameter 5.538 km 0.072 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 14.031 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.340   0.062 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

26912 (1996 JG1)          Discovered 1996-May-13 by JPL/GEODSS NEAT at Haleakala
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1996 JG1 = 2000 EO93 = 2001 KT59 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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