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469634 (2004 SZ19)
Classification: Amor [NEO]          SPK-ID: 2469634
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 50 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3026850334192778 8.6721e-08  
a 1.796493629457913 6.7971e-09 au
q 1.252721895187925 1.5768e-07 au
i 26.2260698946169 1.3504e-05 deg
node 170.2581993746901 8.1784e-06 deg
peri 171.3348598858616 1.8954e-05 deg
M 200.8514047980307 9.5094e-06 deg
tp 2459389.309849219079
(2021-Jun-23.80984922)
2.3432e-05 TDB
period 879.5022384032737
2.41
4.9915e-06
1.367e-08
d
yr
n .4093224374887048 2.323e-09 deg/d
Q 2.340265363727902 8.8545e-09 au
  Orbit Determination Parameters
   # obs. used (total)      176  
   data-arc span      4502 days (12.33 yr)  
   first obs. used      2004-09-21  
   last obs. used      2017-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60407  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:19:16  

Additional Information
 Earth MOID = .249137 au 
 Jupiter MOID = 3.09738 au 
 T_jup = 3.901 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456947.5 (2014-Oct-17.0) TDB
Reference: JPL 50 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .302593885888324 8.6717e-08  
q 1.253038017196763 1.5759e-07 au
tp 2456750.255216116283
(2014-Apr-02.75521612)
2.5983e-05 TDB
node 170.2941343354318 8.1785e-06 deg
peri 171.2166450432308 1.8966e-05 deg
i 26.21902692080557 1.3503e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      176  
   data-arc span      4502 days (12.33 yr)  
   first obs. used      2004-09-21  
   last obs. used      2017-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60407  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:19:16  

Additional Information
 Jupiter MOID = 3.09738 au 
 T_jup = 3.901 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.51985593616245E-15 -1.366077847751667E-14 4.773510241306467E-13 -1.056214633348961E-13 9.138509258751925E-15 -6.29299960484401E-13
q -1.366077847751667E-14 2.483541692991651E-14 -9.10665988774844E-13 1.904082216921617E-13 -3.559919080164805E-14 1.148187438243517E-12
tp 4.773510241306467E-13 -9.10665988774844E-13 6.751219564934549E-10 7.265715217485359E-12 4.344338340097192E-10 -9.21075467343319E-11
node -1.056214633348961E-13 1.904082216921617E-13 7.265715217485359E-12 6.688787817599735E-11 -4.909871007262039E-11 3.090897574627658E-11
peri 9.138509258751925E-15 -3.559919080164805E-14 4.344338340097192E-10 -4.909871007262039E-11 3.596960431983636E-10 -5.529624281901834E-11
i -6.29299960484401E-13 1.148187438243517E-12 -9.21075467343319E-11 3.090897574627658E-11 -5.529624281901834E-11 1.823261204768135E-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 19.2   n/a MPO397653  
rotation period rot_per 16.39 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Warner, B.D. (2017) Minor Planet Bull. 44, 22-36.]

469634 (2004 SZ19)          Discovered 2004-Sep-21 by LINEAR at Socorro
Reference: Last Updated: 2016-08-22

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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