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JPL Small-Body Database Browser
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390497 (2014 AZ44)
Classification: Main-belt Asteroid          SPK-ID: 2390497
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08205850592000972 1.0036e-07  
a 2.858075665421569 3.6041e-08 au
q 2.623546246510738 2.8929e-07 au
i 1.82925899859375 1.0296e-05 deg
node 192.2798906260377 0.0001754 deg
peri 190.0742032218286 0.0001785 deg
M 203.3080922723431 3.3653e-05 deg
tp 2459768.662456725702
(2022-Jul-08.16245673)
0.00017144 TDB
period 1764.854920918435
4.83
3.3383e-05
9.14e-08
d
yr
n .2039827725967724 3.8584e-09 deg/d
Q 3.0926050843324 3.8999e-08 au
  Orbit Determination Parameters
   # obs. used (total)      160  
   data-arc span      7361 days (20.15 yr)  
   first obs. used      2000-03-03  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53161  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 01:17:07  

Additional Information
 Earth MOID = 1.62642 au 
 Jupiter MOID = 2.31426 au 
 T_jup = 3.297 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457900.5 (2017-May-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08183397098860207 1.0036e-07  
q 2.625494175142512 2.8931e-07 au
tp 2458006.184703637444
(2017-Sep-09.68470364)
0.00015848 TDB
node 192.284992193923 0.00017541 deg
peri 190.6322446912033 0.00017852 deg
i 1.829028928185476 1.0296e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      160  
   data-arc span      7361 days (20.15 yr)  
   first obs. used      2000-03-03  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53161  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 01:17:07  

Additional Information
 Jupiter MOID = 2.31426 au 
 T_jup = 3.297 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.007296364011181E-14 -2.884473038903764E-14 1.4902123574927E-12 4.935919266161116E-14 7.005688179246168E-14 1.044147095189881E-15
q -2.884473038903764E-14 8.369987559230296E-14 -2.666497819777231E-12 -1.38209176477065E-13 1.126280111759484E-13 -2.352074680961511E-15
tp 1.4902123574927E-12 -2.666497819777231E-12 2.511724660664527E-8 -3.511450764571625E-11 5.274777223295101E-9 -3.214374868202015E-12
node 4.935919266161116E-14 -1.38209176477065E-13 -3.511450764571625E-11 3.076829384861364E-8 -3.076020541820063E-8 7.136830648505649E-10
peri 7.005688179246168E-14 1.126280111759484E-13 5.274777223295101E-9 -3.076020541820063E-8 3.187006742009681E-8 -7.139908606437095E-10
i 1.044147095189881E-15 -2.352074680961511E-15 -3.214374868202015E-12 7.136830648505649E-10 -7.139908606437095E-10 1.06002106306843E-10

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 16.7   n/a MPO427946  

390497 (2014 AZ44)          Discovered 2005-Mar-09 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-03-21

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2091-Mar-17 04:55 00:07 Psych 0.0333045711988303 0.033256692347337 0.0333525379711214 1.31737392190456 1.31737364613883 2484857.704818964 6.52467489006875 3587.57269121292 143.530613501861 -48.5188935425742 25809.2685713511 T 15 CATAB v2.0f-lin.ifort 2020-May-22 01:17:09 2020-May-22 01:17

Alternate Designations
 2014 AZ44 = 2012 TM303 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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