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(2019 NJ2)
Classification: Apollo [NEO]          SPK-ID: 3843135
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458668.5 (2019-Jul-04.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4743395191671385 0.0026394  
a 1.50954801074678 0.0064202 au
q .7935097331694421 0.00061159 au
i .8020406784394658 0.0027147 deg
node 334.2280431422311 0.10249 deg
peri 36.31198912268236 0.13062 deg
M 324.4777167108792 0.28012 deg
tp 2458735.344733294496
(2019-Sep-08.84473329)
0.10068 TDB
period 677.4368581590742
1.85
4.3218
0.01183
d
yr
n .531414840607131 0.0033902 deg/d
Q 2.225586288324118 0.0094655 au
  Orbit Determination Parameters
   # obs. used (total)      18  
   data-arc span      6 days  
   first obs. used      2019-06-29  
   last obs. used      2019-07-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .50671  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-05 20:42:36  

Additional Information
 Earth MOID = .00819538 au 
 Jupiter MOID = 3.23612 au 
 T_jup = 4.395 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 24.9   .37565 MPO473711 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
1952-Dec-27 05:25 8_19:07 Venus 0.141161106471951 0.0933293628809664 0.195813053526053 9.95209195998371 9.95054608901072 2434373.725411881 12666.8046057899 2992016.23856235 310.418324424023 -29.0361841865098 3230.2973037826 T 1 CATAB v2.0e-lin.ifort 2019-Jul-05 20:42:42 2019-Jul-05 20:42
2019-Jul-19 19:53 00:18 Earth 0.0342084432240906 0.0336472344309394 0.0347696381878937 13.4640909303588 13.4583047050603 2458684.328663920 17.8491830081615 27963.8329614116 67.3861298590759 -0.416435067753104 301.008094635308 T 1 CATAB v2.0e-lin.ifort 2019-Jul-05 20:42:42 2019-Jul-05 20:42
2119-Jul-07 19:21 3_17:55 Earth 0.255948588250951 0.232982935421692 0.290662492790321 19.9607760999 19.9602545596044 2495196.306086078 5394.92456060148 3103441.00437292 2644.76519143007 61.703894748546 9403.82519648552 T 1 CATAB v2.0e-lin.ifort 2019-Jul-05 20:42:42 2019-Jul-05 20:42
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]
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