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19248 (1994 PT)
Classification: Main-belt Asteroid          SPK-ID: 2019248
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2085917828757649 3.2104e-08  
a 3.093375951416103 1.6318e-08 au
q 2.448123146605203 1.0189e-07 au
i 2.717869863062474 3.3472e-06 deg
node 133.5890826931029 9.0694e-05 deg
peri 214.0357652396841 9.1137e-05 deg
M 294.5925209441407 1.085e-05 deg
tp 2459561.554194132467
(2021-Dec-13.05419413)
6.1431e-05 TDB
period 1987.227023024124
5.44
1.5724e-05
4.305e-08
d
yr
n .181156956819236 1.4334e-09 deg/d
Q 3.738628756227004 1.9722e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1342  
   data-arc span      9460 days (25.90 yr)  
   first obs. used      1994-08-14  
   last obs. used      2020-07-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56097  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:49:43  

Additional Information
 Earth MOID = 1.44023 au 
 Jupiter MOID = 1.68811 au 
 T_jup = 3.189 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456817.5 (2014-Jun-09.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2078038398896524 3.2162e-08  
q 2.45015365125364 1.0188e-07 au
tp 2457577.146221592389
(2016-Jul-07.64622159)
5.4398e-05 TDB
node 133.6008421914415 9.0738e-05 deg
peri 214.5438776683318 9.1185e-05 deg
i 2.717140808219126 3.3461e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1342  
   data-arc span      9460 days (25.90 yr)  
   first obs. used      1994-08-14  
   last obs. used      2020-07-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56097  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:49:43  

Additional Information
 Jupiter MOID = 1.68811 au 
 T_jup = 3.189 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.034365976768448E-15 -3.249622659667657E-15 3.364974773439517E-13 7.773919165784729E-15 6.595788287511908E-14 -1.580869356382378E-16
q -3.249622659667657E-15 1.037895900124643E-14 -8.086544547696167E-13 -2.196483698099926E-14 -1.793309352685631E-13 6.797777591844177E-16
tp 3.364974773439517E-13 -8.086544547696167E-13 2.959115130775055E-9 4.905987754994863E-12 5.203571020595675E-10 3.162619568442374E-13
node 7.773919165784729E-15 -2.196483698099926E-14 4.905987754994863E-12 8.233466779967317E-9 -8.223118233767102E-9 9.023718692947897E-13
peri 6.595788287511908E-14 -1.793309352685631E-13 5.203571020595675E-10 -8.223118233767102E-9 8.314720715005075E-9 -8.613865463912648E-13
i -1.580869356382378E-16 6.797777591844177E-16 3.162619568442374E-13 9.023718692947897E-13 -8.613865463912648E-13 1.119664523454325E-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 13.99   n/a E2021B10  
diameter diameter 7.730 km 0.282 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.118   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19248 (1994 PT)          Discovered 1994-Aug-14 by Kobayashi, T. at Oizumi
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1994 PT = 1998 FA145 = 1999 LJ35 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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