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27635 (4528 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2027635
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2008749812458193 3.9054e-08  
a 2.416290114884006 6.0015e-09 au
q 1.930917883372223 9.5523e-08 au
i 2.427744024560569 4.2675e-06 deg
node 194.9841172680403 7.5601e-05 deg
peri 178.570302464837 7.6086e-05 deg
M 315.2869096912101 7.914e-06 deg
tp 2459170.893972769867
(2020-Nov-17.39397277)
3.0212e-05 TDB
period 1371.898693951227
3.76
5.1112e-06
1.399e-08
d
yr
n .2624100464467666 9.7765e-10 deg/d
Q 2.90166234639579 7.2071e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1230  
   data-arc span      21965 days (60.14 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-11-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49193  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:30:20  

Additional Information
 Earth MOID = .931533 au 
 Jupiter MOID = 2.56298 au 
 T_jup = 3.487 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457278.5 (2015-Sep-13.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2021489102730105 3.8948e-08  
q 1.926627723901838 9.5308e-08 au
tp 2457800.488105937620
(2017-Feb-15.98810594)
2.9877e-05 TDB
node 195.0609757584502 7.5534e-05 deg
peri 178.7825860062947 7.6012e-05 deg
i 2.429193763862466 4.2701e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1230  
   data-arc span      21965 days (60.14 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-11-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49193  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:30:20  

Additional Information
 Jupiter MOID = 2.56298 au 
 T_jup = 3.487 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.516984199107691E-15 -3.707691119979763E-15 -4.265267252941396E-13 -1.435472898912194E-14 -9.131826472907488E-14 -8.292368266266228E-16
q -3.707691119979763E-15 9.083697156249807E-15 1.016737269307464E-12 3.533732662599575E-14 2.13890562983703E-13 2.056806098788517E-15
tp -4.265267252941396E-13 1.016737269307464E-12 8.926247990651516E-10 6.203854610106476E-12 2.61450350194177E-10 2.202050711927594E-13
node -1.435472898912194E-14 3.533732662599575E-14 6.203854610106476E-12 5.705368406545114E-9 -5.698154466100459E-9 -1.130331939192771E-10
peri -9.131826472907488E-14 2.13890562983703E-13 2.61450350194177E-10 -5.698154466100459E-9 5.777807657300411E-9 1.129963290585762E-10
i -8.292368266266228E-16 2.056806098788517E-15 2.202050711927594E-13 -1.130331939192771E-10 1.129963290585762E-10 1.823390002767419E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO231610  
diameter diameter 2.537 km 0.166 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.120   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27635 (4528 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 4528 P-L = 1990 SA14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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