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(2019 LL1)
Classification: Apollo [NEO]          SPK-ID: 3842759
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5299247606164635 0.00064604  
a 2.105822000026187 0.002849 au
q .9898947807614276 2.1215e-05 au
i 1.546000359732812 0.0014752 deg
node 247.6736122404618 0.00024899 deg
peri 41.50415301126468 0.0017609 deg
M 106.4821147582694 0.21484 deg
tp 2458670.354728356001
(2019-Jul-05.85472836)
0.0038847 TDB
period 1116.171462800606
3.06
2.2651
0.006202
d
yr
n .3225310913224009 0.00065453 deg/d
Q 3.221749219290947 0.0043587 au
  Orbit Determination Parameters
   # obs. used (total)      22  
   data-arc span      21 days  
   first obs. used      2019-05-25  
   last obs. used      2019-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .61974  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jun-15 10:26:50  

Additional Information
 Earth MOID = .00888928 au 
 Jupiter MOID = 1.99149 au 
 T_jup = 3.550 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 26.5   .70933 MPO473674 autocmod 2.6q

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2016-Feb-15 03:22 8_13:23 Mars 0.0901225553313934 0.0701475855908646 0.161827900778531 10.6144955584935 10.6141962772824 2457433.640096678 12323.3432390749 4450788.27134917 87.5449125177995 -51.1119852986785 121934.805977935 T 4 CATAB v2.0e-lin.ifort 2019-Jun-15 10:26:54 2019-Jun-15 10:27
2016-May-06 10:51 6_05:15 Earth 0.447111692979711 0.331296029480467 0.562927729135862 21.9852115341603 21.9849404723356 2457514.952381855 8954.67103426381 5775304.0455589 33.6662305815169 -0.367642891460984 11123.9056873705 T 4 CATAB v2.0e-lin.ifort 2019-Jun-15 10:26:54 2019-Jun-15 10:27
2019-Jun-14 12:04 < 00:01 Earth 0.0143765228233513 0.0143322192276582 0.0144208251116478 8.85062124968992 8.82965602976514 2458649.002704115 0.0837222339329057 2198.58027769812 6.14384555030526 0.0224066708103003 599.429415997848 T 4 CATAB v2.0e-lin.ifort 2019-Jun-15 10:26:54 2019-Jun-15 10:27
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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