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 ]  
20177 (1996 XP29)
Classification: Main-belt Asteroid          SPK-ID: 2020177
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01320801137325429 3.9788e-08  
a 2.659298761050202 1.2816e-08 au
q 2.624174712769369 1.0747e-07 au
i 3.621561263955684 4.8167e-06 deg
node 153.2346764462925 6.3573e-05 deg
peri 247.0906515281414 0.00018395 deg
M 266.0291748448338 0.00017314 deg
tp 2459613.965867435456
(2022-Feb-03.46586744)
0.00076216 TDB
period 1583.977921136527
4.34
1.145e-05
3.135e-08
d
yr
n .227275895197892 1.6429e-09 deg/d
Q 2.694422809331034 1.2985e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1189  
   data-arc span      10042 days (27.49 yr)  
   first obs. used      1993-02-17  
   last obs. used      2020-08-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53226  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:14:39  

Additional Information
 Earth MOID = 1.62836 au 
 Jupiter MOID = 2.32544 au 
 T_jup = 3.383 
[ 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 14.6   n/a MPO337428  
diameter diameter 6.926 km 0.111 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20177 (1996 XP29)          Discovered 1996-Dec-13 by Spacewatch at Kitt Peak
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1996 XP29 = 1998 KL23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-18 21:18 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin