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(2019 HQ3)
Classification: Apollo [NEO]          SPK-ID: 3841625
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4517058052053426 0.0018502  
a 1.535299222773649 0.0044252 au
q .8417956511195412 0.00041438 au
i 10.26907324897154 0.035857 deg
node 214.9155969212814 0.0005708 deg
peri 76.30187182021575 0.010618 deg
M 329.3069626923773 0.16161 deg
tp 2458659.741403437811
(2019-Jun-25.24140344)
0.055805 TDB
period 694.8450563514407
1.90
3.0041
0.008225
d
yr
n .5181011172337077 0.00224 deg/d
Q 2.228802794427757 0.006424 au
  Orbit Determination Parameters
   # obs. used (total)      41  
   data-arc span      11 days  
   first obs. used      2019-04-25  
   last obs. used      2019-05-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .42805  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 21:14:20  

Additional Information
 Earth MOID = .0394417 au 
 Jupiter MOID = 3.02647 au 
 T_jup = 4.343 
[ 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 25.4   .50793 MPO467580 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
2019-May-07 19:31 < 00:01 Earth 0.0402506254235603 0.0398238164922711 0.0406774269015704 12.6955322132424 12.6903169285023 2458611.313101247 0.13816513674411 21265.5102704949 17.699301575678 0.0252302418990119 196.825648503993 T 4 CATAB v2.0g-lin.ifort 2021-Apr-15 21:14:20 2021-Apr-15 21:14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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