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 ]  
101505 (1998 XM16)
Classification: Main-belt Asteroid          SPK-ID: 2101505
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2165495360583467 4.9176e-08  
a 2.878266774078211 2.0544e-08 au
q 2.25497943949942 1.4675e-07 au
i 27.67130650277548 5.5071e-06 deg
node 92.32648357778294 1.1388e-05 deg
peri 352.2656746560556 1.7371e-05 deg
M 192.7768659272213 1.6057e-05 deg
tp 2460028.993015049982
(2023-Mar-25.49301505)
8.5627e-05 TDB
period 1783.589854787594
4.88
1.9095e-05
5.228e-08
d
yr
n .2018401254266341 2.1609e-09 deg/d
Q 3.501554108657002 2.4992e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1014  
   data-arc span      7934 days (21.72 yr)  
   first obs. used      1998-11-23  
   last obs. used      2020-08-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52647  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:37:05  

Additional Information
 Earth MOID = 1.27294 au 
 Jupiter MOID = 1.74643 au 
 T_jup = 3.094 
[ 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 14.41   n/a E2021B55  
diameter diameter 4.078 km 1.094 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.222   0.137 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101505 (1998 XM16)          Discovered 1998-Dec-14 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 XM16 = 2003 ST252 
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-22 12:48 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin