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7096 Napier (1992 VM)
Classification: Mars-crossing Asteroid          SPK-ID: 2007096
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5021224172560231 2.08e-08  
a 2.778294443870528 9.2124e-09 au
q 1.38325052186528 5.6507e-08 au
i 11.14964501502375 5.2872e-06 deg
node 146.5027025332672 1.5551e-05 deg
peri 257.987530261357 1.7256e-05 deg
M 25.7506369058727 4.7171e-06 deg
tp 2459079.509490135702
(2020-Aug-18.00949014)
2.2298e-05 TDB
period 1691.475970491971
4.63
8.4131e-06
2.303e-08
d
yr
n .2128318736300422 1.0586e-09 deg/d
Q 4.173338365875776 1.3838e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1323  
   data-arc span      13503 days (36.97 yr)  
   first obs. used      1984-04-01  
   last obs. used      2021-03-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49301  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 23:13:36  

Additional Information
 Earth MOID = .448444 au 
 Jupiter MOID = 1.49145 au 
 T_jup = 3.113 
[ 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 15.16   n/a E2021B10  
diameter diameter 5.59 km 0.4 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 3
geometric albedo albedo 0.0428   0.007 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 3

7096 Napier (1992 VM)          Discovered 1992-Nov-03 by McNaught, R. H. at Siding Spring
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ 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
1932-Oct-29 12:09 < 00:01 Earth 0.445724339426742 0.445723777485306 0.445724901376084 3.08850474264238 3.08656861546486 2427010.006504762 0.402110041269478 120.948179906358 16.9835223035228 79.170026166215 1739680.04087809 T 34 CATAB v2.0g-lin.ifort 2021-May-03 23:13:40 2021-May-03 23:13
1935-Feb-16 11:19 < 00:01 Jupiter 1.47508863224138 1.47508790333139 1.47508936115256 2.52878573043038 2.29048492239522 2427849.971668626 0.602245956286173 82.6708297775825 24.4588262101136 70.8413025035627 7776290.37285593 T 34 CATAB v2.0g-lin.ifort 2021-May-03 23:13:40 2021-May-03 23:13
1957-Dec-13 23:19 < 00:01 Jupiter 1.90519381000537 1.90519254271633 1.90519507729485 2.43455130816852 2.24451956003913 2436186.471517076 0.823232379810359 134.641994985019 69.7749379303698 -80.2959877387704 5000328.14743098 T 34 CATAB v2.0g-lin.ifort 2021-May-03 23:13:40 2021-May-03 23:13
1969-Nov-03 03:01 < 00:01 Earth 0.433472575576504 0.433472011549848 0.433473139605303 2.58555808605009 2.58317962396923 2440528.625420296 0.269063304855661 69.3535577794832 18.331509721959 71.1706246725591 1481099.99213439 T 34 CATAB v2.0g-lin.ifort 2021-May-03 23:13:40 2021-May-03 23:13
1992-Oct-23 15:47 < 00:01 Earth 0.428681161544356 0.428680828428733 0.428681494661904 3.2411922116935 3.23927397716267 2448919.157314284 0.131056396550851 54.8837301069061 8.19965090254694 -74.5976412875066 2080556.2448334 T 34 CATAB v2.0g-lin.ifort 2021-May-03 23:13:40 2021-May-03 23:13
2018-Apr-24 19:48 < 00:01 Jupiter 1.48778677772501 1.4877860204852 1.48778753496567 2.47158501539882 2.22937170771483 2458233.325157735 0.197961562330618 72.576185041696 23.7381161871586 65.1741996693777 5916478.98373028 T 34 CATAB v2.0g-lin.ifort 2021-May-03 23:13:40 2021-May-03 23:13
2029-Oct-21 07:11 < 00:01 Earth 0.465180140115233 0.465179811871168 0.465180468361836 2.96068590835156 2.95875064167933 2462430.799334223 0.103071421823405 61.2138761234393 6.41310802732778 -75.7201807678669 1893907.29105235 T 34 CATAB v2.0g-lin.ifort 2021-May-03 23:13:40 2021-May-03 23:13
2041-Mar-05 02:38 < 00:01 Jupiter 1.82956080528544 1.8295595454148 1.82956206515659 2.43796856379479 2.24003590040806 2466583.609856565 0.633265249581616 128.09965383285 68.4809773038565 -78.0503947860477 5414879.84627918 T 34 CATAB v2.0g-lin.ifort 2021-May-03 23:13:40 2021-May-03 23:13
2066-Nov-21 09:20 < 00:01 Earth 0.490897642208329 0.490895972906296 0.490899311520686 0.895867451432635 0.889788149604942 2475975.889213915 0.447901560522754 142.97397821327 22.1369302839938 -54.3567096793103 853472.961188108 T 34 CATAB v2.0g-lin.ifort 2021-May-03 23:13:40 2021-May-03 23:13
2089-Oct-29 11:13 < 00:01 Earth 0.43941385615566 0.439413451603213 0.439414260722194 2.21440462520813 2.21166462623391 2484353.967613750 0.422071651673919 147.673904306128 10.7608832413797 -83.528890945177 1510068.64471181 T 34 CATAB v2.0g-lin.ifort 2021-May-03 23:13:40 2021-May-03 23:13
2101-Jun-28 09:00 < 00:01 Jupiter 1.50688534756539 1.50688441874927 1.50688627638203 2.43470001781965 2.19170280394913 2488612.874996808 0.586898688414984 70.284331796821 20.5363186636832 56.8993030566253 3750227.96522686 T 34 CATAB v2.0g-lin.ifort 2021-May-03 23:13:40 2021-May-03 23:13
2124-May-19 21:07 00:01 Jupiter 1.77701950534984 1.77701757535327 1.77702143535004 2.43500304214411 2.23067991381531 2496974.379641859 1.22836044500419 192.073616456508 67.5115362579379 -65.6290292750424 4687264.84901471 T 34 CATAB v2.0g-lin.ifort 2021-May-03 23:13:40 2021-May-03 23:13
2126-Oct-18 21:05 < 00:01 Earth 0.49100611394496 0.491003050930566 0.491009177242031 2.66198186102761 2.659942534578 2497856.378501216 0.707989456020079 607.722961390022 6.50451202752062 -75.5063552763114 1648191.85147719 T 34 CATAB v2.0g-lin.ifort 2021-May-03 23:13:40 2021-May-03 23:13
2184-Sep-07 05:02 00:01 Jupiter 1.53412483812626 1.53412347466939 1.53412620158321 2.39302039171469 2.14995456521181 2518999.709868944 1.14032457756244 76.8488441773961 20.6331024334422 43.6251385538341 2363789.25629209 T 34 CATAB v2.0g-lin.ifort 2021-May-03 23:13:40 2021-May-03 23:13
2186-Oct-31 20:08 < 00:01 Earth 0.462683827546616 0.462682283313105 0.462685371893299 1.35396898445136 1.34970904858918 2519784.338732950 0.867537587779905 372.240719965535 9.90653218793048 -78.7691920933742 1090828.51127033 T 34 CATAB v2.0g-lin.ifort 2021-May-03 23:13:40 2021-May-03 23:13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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