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 ]  
192901 (1999 XR151)
Classification: Main-belt Asteroid          SPK-ID: 2192901
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08515287737370297 4.8768e-08  
a 3.125470701939341 2.6425e-08 au
q 2.859327878522 1.5289e-07 au
i 1.794307254648728 5.53e-06 deg
node 10.31682671021507 0.00013663 deg
peri 177.6190079444348 0.0001394 deg
M 251.5453312983668 3.0438e-05 deg
tp 2460004.519245946604
(2023-Mar-01.01924595)
0.00017485 TDB
period 2018.234264704192
5.53
2.5595e-05
7.008e-08
d
yr
n .1783737429771387 2.2621e-09 deg/d
Q 3.391613525356683 2.8675e-08 au
  Orbit Determination Parameters
   # obs. used (total)      429  
   data-arc span      8114 days (22.21 yr)  
   first obs. used      1998-10-20  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58164  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:18:01  

Additional Information
 Earth MOID = 1.8609 au 
 Jupiter MOID = 1.56429 au 
 T_jup = 3.208 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457479.5 (2016-Apr-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08406218474425267 4.928e-08  
q 2.862592361119307 1.541e-07 au
tp 2457997.338631755940
(2017-Aug-31.83863176)
0.00016254 TDB
node 10.4568162159998 0.0001361 deg
peri 179.5848715158587 0.00013887 deg
i 1.799088955166375 5.5362e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      429  
   data-arc span      8114 days (22.21 yr)  
   first obs. used      1998-10-20  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58164  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:18:01  

Additional Information
 Jupiter MOID = 1.56429 au 
 T_jup = 3.208 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.428564674838376E-15 -7.500280022150594E-15 2.053896806639297E-13 -2.474950067326956E-15 3.993765180269511E-14 1.567464143368896E-17
q -7.500280022150594E-15 2.374626852316639E-14 1.029062326193083E-12 6.651666868823674E-15 1.34328788482233E-13 2.597480965432154E-16
tp 2.053896806639297E-13 1.029062326193083E-12 2.641944952879387E-8 1.202323709621852E-11 4.505562823303891E-9 -3.153781725997432E-13
node -2.474950067326956E-15 6.651666868823674E-15 1.202323709621852E-11 1.852357586014675E-8 -1.851164602101438E-8 1.429803968110323E-11
peri 3.993765180269511E-14 1.34328788482233E-13 4.505562823303891E-9 -1.851164602101438E-8 1.928563072888196E-8 -1.436242171315871E-11
i 1.567464143368896E-17 2.597480965432154E-16 -3.153781725997432E-13 1.429803968110323E-11 -1.436242171315871E-11 3.064934212447743E-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 15.48   n/a MPCxxxxx  

192901 (1999 XR151)          Discovered 1999-Dec-07 by Spacewatch at Kitt Peak
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ show close-approach data ]
Alternate Designations
 1999 XR151 = 2006 DW20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jul-29 16:01 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin