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19050 (1162 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2019050
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09809617876057813 4.2092e-08  
a 3.073650813057342 2.1946e-08 au
q 2.772137413452073 1.2927e-07 au
i 10.63607702775461 5.8143e-06 deg
node 344.7344279021694 2.4905e-05 deg
peri 248.6402249783915 3.9139e-05 deg
M 49.68080046629705 2.903e-05 deg
tp 2458928.877150053956
(2020-Mar-20.37715005)
0.00015927 TDB
period 1968.249808030202
5.39
2.108e-05
5.771e-08
d
yr
n .1829036124028805 1.9589e-09 deg/d
Q 3.375164212662611 2.4099e-08 au
  Orbit Determination Parameters
   # obs. used (total)      989  
   data-arc span      18019 days (49.33 yr)  
   first obs. used      1971-03-24  
   last obs. used      2020-07-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54818  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:44:58  

Additional Information
 Earth MOID = 1.78362 au 
 Jupiter MOID = 1.7204 au 
 T_jup = 3.196 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456555.5 (2013-Sep-20.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09581987364105468 4.2297e-08  
q 2.776259901180058 1.2938e-07 au
tp 2456957.771644635357
(2014-Oct-27.27164464)
0.00016727 TDB
node 344.8126757955205 2.4926e-05 deg
peri 247.5719667431764 3.9637e-05 deg
i 10.63337874897238 5.8127e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      989  
   data-arc span      18019 days (49.33 yr)  
   first obs. used      1971-03-24  
   last obs. used      2020-07-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54818  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:44:58  

Additional Information
 Jupiter MOID = 1.7204 au 
 T_jup = 3.196 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.789068171463486E-15 -5.407415403316773E-15 -1.349466115078008E-12 -1.698006745619915E-15 -2.418370007470964E-13 -1.829102686760054E-15
q -5.407415403316773E-15 1.674043713960298E-14 3.201703239256322E-12 3.288599031437763E-15 5.551254215422878E-13 1.029394633216745E-14
tp -1.349466115078008E-12 3.201703239256322E-12 2.797828419543555E-8 3.316870143779E-12 5.178409838201047E-9 -1.290652980169042E-11
node -1.698006745619915E-15 3.288599031437763E-15 3.316870143779E-12 6.212879017971032E-10 -6.093865267792504E-10 2.995117263949787E-12
peri -2.418370007470964E-13 5.551254215422878E-13 5.178409838201047E-9 -6.093865267792504E-10 1.571088658463919E-9 -5.083720276143375E-12
i -1.829102686760054E-15 1.029394633216745E-14 -1.290652980169042E-11 2.995117263949787E-12 -5.083720276143375E-12 3.378801178212082E-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 14.0   n/a MPO263517  
diameter diameter 4.685 km 0.168 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.243   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19050 (1162 T-1)          Discovered 1971-Mar-25 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1162 T-1 = 1994 RT23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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