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227949 (2007 GS49)
Classification: Main-belt Asteroid          SPK-ID: 2227949
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1561034271709159 9.2597e-08  
a 2.729899154188519 2.5988e-08 au
q 2.303752540388706 2.5313e-07 au
i 12.83815641082436 8.7058e-06 deg
node 206.9134583467382 2.2407e-05 deg
peri 332.9894175089711 3.0065e-05 deg
M 14.26624587115976 1.8684e-05 deg
tp 2459135.213176813340
(2020-Oct-12.71317681)
8.5184e-05 TDB
period 1647.473102556789
4.51
2.3526e-05
6.441e-08
d
yr
n .2185164658781375 3.1204e-09 deg/d
Q 3.156045767988331 3.0045e-08 au
  Orbit Determination Parameters
   # obs. used (total)      297  
   data-arc span      9372 days (25.66 yr)  
   first obs. used      1995-08-25  
   last obs. used      2021-04-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6411  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:51:04  

Additional Information
 Earth MOID = 1.31216 au 
 Jupiter MOID = 1.83739 au 
 T_jup = 3.301 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457052.5 (2015-Jan-30.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1572242284783804 9.2625e-08  
q 2.300064808220546 2.5345e-07 au
tp 2457488.555963196437
(2016-Apr-10.05596320)
7.931e-05 TDB
node 206.9591712992205 2.2423e-05 deg
peri 333.2442572440353 2.9885e-05 deg
i 12.8351083908683 8.7048e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      297  
   data-arc span      9372 days (25.66 yr)  
   first obs. used      1995-08-25  
   last obs. used      2021-04-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6411  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:51:04  

Additional Information
 Jupiter MOID = 1.83739 au 
 T_jup = 3.301 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.579433237528007E-15 -2.338873254203714E-14 2.695051774182955E-12 -8.172428876852338E-14 1.025337013399201E-12 -9.957474620702789E-15
q -2.338873254203714E-14 6.423441237098631E-14 -7.258882008039514E-12 2.238451562707684E-13 -2.805064144584857E-12 3.061471432052421E-14
tp 2.695051774182955E-12 -7.258882008039514E-12 6.290121277537319E-9 -3.721609104783517E-11 1.542550267420716E-9 3.350275848956477E-12
node -8.172428876852338E-14 2.238451562707684E-13 -3.721609104783517E-11 5.028005216719295E-10 -5.011444377091907E-10 -1.47377507751504E-11
peri 1.025337013399201E-12 -2.805064144584857E-12 1.542550267420716E-9 -5.011444377091907E-10 8.931047298123992E-10 1.447616836037768E-11
i -9.957474620702789E-15 3.061471432052421E-14 3.350275848956477E-12 -1.47377507751504E-11 1.447616836037768E-11 7.577300047461819E-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 15.74   n/a E2021B55  

227949 (2007 GS49)          Discovered 2007-Apr-15 by LINEAR at Socorro
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2007 GS49 = 1998 FH99 = 2007 DM101 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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