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JPL Small-Body Database Browser
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27591 Rugilmartin (2001 AL15)
Classification: Main-belt Asteroid          SPK-ID: 2027591
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 .06717391033965656 3.9844e-08  
a 2.364011933550086 1.1415e-08 au
q 2.205212007883914 9.4459e-08 au
i 5.243530958731236 3.8146e-06 deg
node 242.3498750463964 4.646e-05 deg
peri 289.8080806146535 5.4844e-05 deg
M 80.21400032072168 3.0374e-05 deg
tp 2458704.684723343652
(2019-Aug-09.18472334)
0.00011128 TDB
period 1327.617363184601
3.63
9.6162e-06
2.633e-08
d
yr
n .2711624674269518 1.9641e-09 deg/d
Q 2.522811859216258 1.2182e-08 au
  Orbit Determination Parameters
   # obs. used (total)      781  
   data-arc span      8595 days (23.53 yr)  
   first obs. used      1995-08-28  
   last obs. used      2019-03-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55283  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:04:25  

Additional Information
 Earth MOID = 1.2161 au 
 Jupiter MOID = 2.46343 au 
 T_jup = 3.540 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456719.5 (2014-Mar-03.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06763193428480078 3.9772e-08  
q 2.203493078902564 9.4431e-08 au
tp 2457377.777306855437
(2015-Dec-21.27730686)
0.00010781 TDB
node 242.4177907713534 4.6466e-05 deg
peri 289.8311356584503 5.478e-05 deg
i 5.243477341184746 3.8148e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      781  
   data-arc span      8595 days (23.53 yr)  
   first obs. used      1995-08-28  
   last obs. used      2019-03-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55283  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:04:25  

Additional Information
 Jupiter MOID = 2.46343 au 
 T_jup = 3.540 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.581828426531739E-15 -3.731224826617238E-15 -3.448882508927896E-14 -7.443651238866743E-15 3.006250708150338E-14 -4.603526894930478E-16
q -3.731224826617238E-15 8.91723972145792E-15 3.762648217913514E-13 1.646248608926783E-14 -7.044029685247406E-15 1.19506809407306E-15
tp -3.448882508927896E-14 3.762648217913514E-13 1.162391951054528E-8 -3.335725925990796E-11 3.142208568915097E-9 -1.078755950377001E-13
node -7.443651238866743E-15 1.646248608926783E-14 -3.335725925990796E-11 2.159087387912626E-9 -2.158453068530209E-9 -5.351866845358058E-12
peri 3.006250708150338E-14 -7.044029685247406E-15 3.142208568915097E-9 -2.158453068530209E-9 3.000835591804838E-9 5.31543712531001E-12
i -4.603526894930478E-16 1.19506809407306E-15 -1.078755950377001E-13 -5.351866845358058E-12 5.31543712531001E-12 1.455267419010539E-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 15.8   n/a MPO431817  

27591 Rugilmartin           Discovered 2001 Jan. 2 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Raymond Ueki Gilmartin (b. 1998) is a finalist in the 2012 Broadcom MASTERS, a math and science competition for middle-school students, for his physical sciences project. He attends the South Pasadena Middle School, South Pasadena, California.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20121029/MPCPages.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 2001 AL15 = 1998 KD30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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