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
JPL Small-Body Database Browser
Search: [ help ]  
97173 (1999 VJ197)
Classification: Main-belt Asteroid          SPK-ID: 2097173
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .204462556537633 3.7418e-08  
a 2.832545593826626 1.7512e-08 au
q 2.253396080203426 1.0908e-07 au
i 10.08157220008128 3.9709e-06 deg
node 87.26174130894216 2.7314e-05 deg
peri 337.5777328136859 2.9713e-05 deg
M 172.4262459932971 1.3251e-05 deg
tp 2458562.502665034583
(2019-Mar-20.00266503)
5.9976e-05 TDB
period 1741.26066978934
4.77
1.6148e-05
4.421e-08
d
yr
n .2067467589694961 1.9173e-09 deg/d
Q 3.411695107449825 2.1093e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1006  
   data-arc span      7918 days (21.68 yr)  
   first obs. used      1999-10-08  
   last obs. used      2021-06-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48681  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 08:59:25  

Additional Information
 Earth MOID = 1.27065 au 
 Jupiter MOID = 1.91328 au 
 T_jup = 3.259 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457802.5 (2017-Feb-18.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2040785048732638 3.7308e-08  
q 2.254939307506629 1.0866e-07 au
tp 2458563.540771474894
(2019-Mar-21.04077148)
6.0183e-05 TDB
node 87.27435694192447 2.731e-05 deg
peri 337.891618902057 2.973e-05 deg
i 10.08134527872712 3.9707e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1006  
   data-arc span      7918 days (21.68 yr)  
   first obs. used      1999-10-08  
   last obs. used      2021-06-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48681  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 08:59:25  

Additional Information
 Jupiter MOID = 1.91328 au 
 T_jup = 3.259 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.391914008948552E-15 -4.021398386368435E-15 -5.445052544007492E-13 1.011684660538946E-14 -1.549983680806717E-13 -1.528441166447044E-15
q -4.021398386368435E-15 1.180632157138879E-14 1.939095395010382E-12 -2.824652629586252E-14 4.987997967450031E-13 5.026375087280234E-15
tp -5.445052544007492E-13 1.939095395010382E-12 3.621952325972129E-9 9.313829493974002E-12 7.318373499570823E-10 1.41839281715298E-12
node 1.011684660538946E-14 -2.824652629586252E-14 9.313829493974002E-12 7.458482948382309E-10 -7.321814036569415E-10 -1.485235769404118E-11
peri -1.549983680806717E-13 4.987997967450031E-13 7.318373499570823E-10 -7.321814036569415E-10 8.83900232946387E-10 1.489656493800974E-11
i -1.528441166447044E-15 5.026375087280234E-15 1.41839281715298E-12 -1.485235769404118E-11 1.489656493800974E-11 1.576665200357908E-11

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 14.98   n/a E2021B10  
diameter diameter 6.884 km 0.061 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 503.834 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.050   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

97173 (1999 VJ197)          Discovered 1999-Nov-03 by LONEOS at Anderson Mesa
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Aug-01 18:35 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin