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19039 (4844 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2019039
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09167967029741801 2.7916e-08  
a 2.227469461527747 6.8326e-09 au
q 2.023255795697316 6.1387e-08 au
i 3.148146641340109 2.9497e-06 deg
node 148.6916364353039 6.8694e-05 deg
peri 22.28529878431752 7.2205e-05 deg
M 236.7568120770882 2.3169e-05 deg
tp 2459616.196614594708
(2022-Feb-05.69661459)
7.9084e-05 TDB
period 1214.272235052058
3.32
5.587e-06
1.53e-08
d
yr
n .2964738792570402 1.3641e-09 deg/d
Q 2.431683127358178 7.459e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1264  
   data-arc span      22025 days (60.30 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50557  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:44:49  

Additional Information
 Earth MOID = 1.02899 au 
 Jupiter MOID = 2.53056 au 
 T_jup = 3.637 
[ show covariance matrix ]

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 15.91   n/a E2021B10  

19039 (4844 P-L)          Discovered 1960-Sep-24 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
 4844 P-L = 1998 BW9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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