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32844 (1992 EN25)
Classification: Outer Main-belt Asteroid          SPK-ID: 2032844
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .148521455632314 4.4351e-08  
a 3.222924299891961 2.0048e-08 au
q 2.744250891479251 1.4896e-07 au
i 1.503338222220015 3.8919e-06 deg
node 83.0713939380518 0.00019297 deg
peri 289.8689123662855 0.00019344 deg
M 89.01217235553143 1.3729e-05 deg
tp 2458477.958865714656
(2018-Dec-25.45886571)
7.9426e-05 TDB
period 2113.360491769125
5.79
1.9719e-05
5.399e-08
d
yr
n .1703448140542453 1.5895e-09 deg/d
Q 3.701597708304672 2.3026e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1242  
   data-arc span      15034 days (41.16 yr)  
   first obs. used      1978-11-29  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57021  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 02:53:46  

Additional Information
 Earth MOID = 1.74519 au 
 Jupiter MOID = 1.76146 au 
 T_jup = 3.171 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456393.5 (2013-Apr-11.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1407058048571848 4.3513e-08  
q 2.771383069908274 1.4436e-07 au
tp 2456354.179194496211
(2013-Mar-02.67919450)
8.5263e-05 TDB
node 83.22216565403028 0.00019181 deg
peri 288.7270825855318 0.00019237 deg
i 1.506242432538103 3.9024e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1242  
   data-arc span      15034 days (41.16 yr)  
   first obs. used      1978-11-29  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57021  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 02:53:46  

Additional Information
 Jupiter MOID = 1.76146 au 
 T_jup = 3.171 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.893346663850131E-15 -6.240220322337389E-15 -5.835677707740229E-13 8.223184113861026E-16 -1.231848228752035E-13 -3.929430713117345E-16
q -6.240220322337389E-15 2.0839662221968E-14 1.783970032124145E-12 -3.81302994326684E-15 3.862732471443242E-13 1.416644037170529E-15
tp -5.835677707740229E-13 1.783970032124145E-12 7.269700717253733E-9 -7.841601450463248E-12 1.305312762646298E-9 3.131782361995955E-13
node 8.223184113861026E-16 -3.81302994326684E-15 -7.841601450463248E-12 3.678961565447815E-8 -3.67777024795128E-8 3.982335790234778E-11
peri -1.231848228752035E-13 3.862732471443242E-13 1.305312762646298E-9 -3.67777024795128E-8 3.700712332645546E-8 -3.975126686867881E-11
i -3.929430713117345E-16 1.416644037170529E-15 3.131782361995955E-13 3.982335790234778E-11 -3.975126686867881E-11 1.522857842611361E-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 14.3   n/a MPO337530  
diameter diameter 7.540 km 0.251 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.049   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

32844 (1992 EN25)          Discovered 1992-Mar-08 by UESAC at La Silla
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1992 EN25 = 1978 WO1 = 2001 QX103 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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