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JPL Small-Body Database Browser
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48243 (2001 PE7)
Classification: Main-belt Asteroid          SPK-ID: 2048243
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1344425657287452 5.7012e-08  
a 2.612565517879803 1.4412e-08 au
q 2.261325506521594 1.5152e-07 au
i 10.51751734960195 5.1513e-06 deg
node 275.38118759 2.8863e-05 deg
peri 217.6508231742059 3.3904e-05 deg
M 258.6728921495342 1.8391e-05 deg
tp 2459034.632559517879
(2020-Jul-04.13255952)
8.0002e-05 TDB
period 1542.407799274001
4.22
1.2763e-05
3.494e-08
d
yr
n .2334013094134049 1.9313e-09 deg/d
Q 2.963805529238011 1.635e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1010  
   data-arc span      7654 days (20.96 yr)  
   first obs. used      1998-12-14  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50818  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 03:33:31  

Additional Information
 Earth MOID = 1.28634 au 
 Jupiter MOID = 2.15956 au 
 T_jup = 3.372 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456490.5 (2013-Jul-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .133608277224483 5.7275e-08  
q 2.264349151712524 1.522e-07 au
tp 2455950.211901759788
(2012-Jan-23.71190176)
7.5319e-05 TDB
node 275.46107396529 2.8863e-05 deg
peri 217.8128095030417 3.3933e-05 deg
i 10.51546940647639 5.1514e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1010  
   data-arc span      7654 days (20.96 yr)  
   first obs. used      1998-12-14  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50818  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 03:33:31  

Additional Information
 Jupiter MOID = 2.15956 au 
 T_jup = 3.372 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.280392720795145E-15 -8.688045641982506E-15 2.084620256826724E-13 -9.390673283898199E-15 1.698332503322363E-13 6.480112168361021E-16
q -8.688045641982506E-15 2.316355520876001E-14 -5.170812626625965E-13 2.529562158985916E-14 -4.322670564827389E-13 -8.682873038684818E-16
tp 2.084620256826724E-13 -5.170812626625965E-13 5.673023139245884E-9 5.586560832420647E-12 1.366489602178227E-9 3.391580483161883E-12
node -9.390673283898199E-15 2.529562158985916E-14 5.586560832420647E-12 8.330474602576033E-10 -8.171661684121631E-10 2.212428987690632E-11
peri 1.698332503322363E-13 -4.322670564827389E-13 1.366489602178227E-9 -8.171661684121631E-10 1.151423115735663E-9 -2.079503075489493E-11
i 6.480112168361021E-16 -8.682873038684818E-16 3.391580483161883E-12 2.212428987690632E-11 -2.079503075489493E-11 2.653648138704603E-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 14.5   n/a MPO412505  
diameter diameter 6.766 km 0.240 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.074   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48243 (2001 PE7)          Discovered 2001-Aug-11 by Kusnirak, P. at Ondrejov
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 PE7 = 1998 XD39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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