Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP

Significant website upgrade scheduled for September 27. More details available here.

JPL Small-Body Database Browser
Search: [ help ]  
(2019 QY4)
Classification: Apollo [NEO]          SPK-ID: 3843671
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3573611342094838 0.00021955  
a 1.425359121500271 0.00043516 au
q .9159911691851007 3.329e-05 au
i .5623798152099039 0.00046242 deg
node 325.3828416300362 0.0065861 deg
peri 71.24682114854636 0.0086399 deg
M 358.8270585048697 0.16063 deg
tp 2459398.525157131460
(2021-Jul-03.02515713)
0.27827 TDB
period 621.5626016748407
1.70
0.28464
0.0007793
d
yr
n .579185425619168 0.00026524 deg/d
Q 1.934727073815441 0.00059067 au
  Orbit Determination Parameters
   # obs. used (total)      29  
   data-arc span      12 days  
   first obs. used      2019-08-28  
   last obs. used      2019-09-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .39389  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 21:36:51  

Additional Information
 Earth MOID = .0037436 au 
 Jupiter MOID = 3.49633 au 
 T_jup = 4.628 
[ 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 27.6   .41171 MPO492677 autocmod 2.8

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Sep-20 00:53 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin