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19049 (1105 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2019049
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08734124414663245 2.9452e-08  
a 2.710216666297194 1.1115e-08 au
q 2.473502970755859 7.9765e-08 au
i 6.671577579442395 4.4819e-06 deg
node 186.5493935273838 2.6272e-05 deg
peri 286.5652252608648 3.6406e-05 deg
M 109.2748109906018 2.4897e-05 deg
tp 2458705.822670604143
(2019-Aug-10.32267060)
0.00011253 TDB
period 1629.687912229147
4.46
1.0025e-05
2.745e-08
d
yr
n .2209011905276874 1.3589e-09 deg/d
Q 2.946930361838529 1.2086e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2003  
   data-arc span      18010 days (49.31 yr)  
   first obs. used      1971-03-24  
   last obs. used      2020-07-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48379  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:44:58  

Additional Information
 Earth MOID = 1.4998 au 
 Jupiter MOID = 2.14558 au 
 T_jup = 3.348 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457056.5 (2015-Feb-03.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08764519626095509 2.9739e-08  
q 2.473831544268135 8.0815e-08 au
tp 2457080.576178814357
(2015-Feb-27.07617881)
0.00011134 TDB
node 186.5911557700882 2.6304e-05 deg
peri 287.7598978782101 3.6227e-05 deg
i 6.665872140088872 4.4795e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2003  
   data-arc span      18010 days (49.31 yr)  
   first obs. used      1971-03-24  
   last obs. used      2020-07-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48379  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:44:58  

Additional Information
 Jupiter MOID = 2.14558 au 
 T_jup = 3.348 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.843885872545234E-16 -2.384204684052695E-15 9.37884811292344E-13 -2.343036361882413E-16 1.942241816051105E-13 -3.612565247563826E-16
q -2.384204684052695E-15 6.531091966069785E-15 -2.639735652096466E-12 1.099662738212635E-15 -5.495880087726834E-13 1.198245186993969E-15
tp 9.37884811292344E-13 -2.639735652096466E-12 1.239756844394526E-8 -1.397350047297828E-11 2.780553042868472E-9 -9.995615958860317E-13
node -2.343036361882413E-16 1.099662738212635E-15 -1.397350047297828E-11 6.919023844741695E-10 -6.899975241996296E-10 -1.226246453533796E-11
peri 1.942241816051105E-13 -5.495880087726834E-13 2.780553042868472E-9 -6.899975241996296E-10 1.312416479077577E-9 1.197631706923724E-11
i -3.612565247563826E-16 1.198245186993969E-15 -9.995615958860317E-13 -1.226246453533796E-11 1.197631706923724E-11 2.006596855679131E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.09   n/a E2021B10  
diameter diameter 4.244 km 0.207 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.428   0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19049 (1105 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

Alternate Designations
 1105 T-1 = 2043 T-2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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