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27990 (1997 VD6)
Classification: Main-belt Asteroid          SPK-ID: 2027990
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04546703936576055 5.1529e-08  
a 3.047830151279694 1.8955e-08 au
q 2.909254337811308 1.6253e-07 au
i 10.61328267623328 4.1784e-06 deg
node 80.19336138642423 2.82e-05 deg
peri 82.8231388834067 5.7397e-05 deg
M 286.9813001253439 4.8715e-05 deg
tp 2458994.699585822809
(2020-May-25.19958582)
0.00026311 TDB
period 1943.500105312983
5.32
1.813e-05
4.964e-08
d
yr
n .1852328173360327 1.728e-09 deg/d
Q 3.18640596474808 1.9816e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1550  
   data-arc span      8054 days (22.05 yr)  
   first obs. used      1997-11-09  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5355  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 01:10:17  

Additional Information
 Earth MOID = 1.94276 au 
 Jupiter MOID = 1.88225 au 
 T_jup = 3.210 
[ 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 13.0   n/a MPO344520  
diameter diameter 9.389 km 0.127 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.152   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27990 (1997 VD6)          Discovered 1997-Nov-09 by Kobayashi, T. at Oizumi
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

[ 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
1927-May-15 00:56 00:03 Jupiter 1.91709448597948 1.91709386423625 1.91709510772391 2.74516473685218 2.57920086283512 2425015.538760334 2.63031331658053 175.049260098452 18.4842399196098 -87.712236772356 2636074.89658842 T 26 CATAB v2.0f-lin.ifort 2019-Dec-04 01:10:31 2019-Dec-04 01:10
1975-Sep-25 03:01 00:01 Jupiter 1.88416035172137 1.88415983001791 1.88416087342493 3.08292394155041 2.93348289726253 2442680.625558504 1.14496230944208 128.847192768084 19.7219198790337 -85.6498741374515 2506124.89723574 T 26 CATAB v2.0f-lin.ifort 2019-Dec-04 01:10:31 2019-Dec-04 01:10
2024-Jan-17 09:45 < 00:01 Jupiter 1.91133723142352 1.91133677595147 1.91133768689557 3.82451788106851 3.70683463055818 2460326.906306846 0.341546042820305 81.8628831580905 18.888730915906 -85.3687247870528 3126836.12121078 T 26 CATAB v2.0f-lin.ifort 2019-Dec-04 01:10:31 2019-Dec-04 01:10
2033-Jun-07 07:42 < 00:01 Jupiter 1.97151966541708 1.97151918473139 1.97152014610278 3.13011319006998 2.98970735725852 2463755.821167432 0.6816290327119 51.9354023727745 17.1748446217204 78.4513104647723 3074546.63438904 T 26 CATAB v2.0f-lin.ifort 2019-Dec-04 01:10:31 2019-Dec-04 01:10
2081-Oct-16 11:13 00:02 Jupiter 1.90370558635801 1.90370503897805 1.9037061337383 2.75278563819108 2.58610936295067 2481418.967063745 2.13043538506763 161.508936367775 18.794653230612 -85.8116004343049 2509877.84357472 T 26 CATAB v2.0f-lin.ifort 2019-Dec-04 01:10:31 2019-Dec-04 01:10
2130-Feb-22 22:45 00:03 Jupiter 1.86909172307703 1.86909121052468 1.86909223562937 3.26219644467515 3.12018893472389 2499079.448093668 3.42720178422809 217.888268273332 19.9211146747792 -86.0678853426574 2263389.91953016 T 26 CATAB v2.0f-lin.ifort 2019-Dec-04 01:10:31 2019-Dec-04 01:10
2178-Jun-12 21:14 00:05 Jupiter 1.91292544306572 1.91292437103028 1.91292651510311 3.95202872163749 3.83835288073257 2516721.384824202 4.5655588246418 134.107814537438 24.9569614375953 -74.3576105880351 1810398.57054873 T 26 CATAB v2.0f-lin.ifort 2019-Dec-04 01:10:31 2019-Dec-04 01:10
2187-Nov-09 01:41 00:05 Jupiter 1.96210568395134 1.96210464335755 1.96210672455539 2.97635132540962 2.82759369034272 2520157.569953351 5.30320067447769 276.820097521976 20.5665665193571 -85.8779484829764 2942134.99947839 T 26 CATAB v2.0f-lin.ifort 2019-Dec-04 01:10:31 2019-Dec-04 01:10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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