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 ]  
101515 (1998 XG27)
Classification: Main-belt Asteroid          SPK-ID: 2101515
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09573738003211195 6.5869e-08  
a 2.593074812158058 1.556e-08 au
q 2.344820623414785 1.7046e-07 au
i 28.16554186591307 6.3423e-06 deg
node 268.3789405505824 1.1644e-05 deg
peri 205.0335147462132 3.5901e-05 deg
M 37.00199272382815 3.0715e-05 deg
tp 2458843.736984309790
(2019-Dec-26.23698431)
0.00013019 TDB
period 1525.179632072446
4.18
1.3728e-05
3.759e-08
d
yr
n .2360377705220364 2.1246e-09 deg/d
Q 2.841329000901331 1.705e-08 au
  Orbit Determination Parameters
   # obs. used (total)      900  
   data-arc span      7816 days (21.40 yr)  
   first obs. used      1998-11-23  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47903  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 18:00:12  

Additional Information
 Earth MOID = 1.37423 au 
 Jupiter MOID = 2.40451 au 
 T_jup = 3.246 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457415.5 (2016-Jan-28.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09570306024536072 6.6275e-08  
q 2.345216769210418 1.7156e-07 au
tp 2457321.140521792363
(2015-Oct-25.64052179)
0.00013096 TDB
node 268.4267725576246 1.1643e-05 deg
peri 205.6124813089816 3.5724e-05 deg
i 28.15920821347797 6.3433e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      900  
   data-arc span      7816 days (21.40 yr)  
   first obs. used      1998-11-23  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47903  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 18:00:12  

Additional Information
 Jupiter MOID = 2.40451 au 
 T_jup = 3.246 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.392382351430988E-15 -1.133183912208524E-14 3.702892401941508E-12 -1.441245438265998E-14 1.044614140890318E-12 7.940237951174928E-15
q -1.133183912208524E-14 2.943246050199088E-14 -9.914527612518788E-12 3.843731815864161E-14 -2.783887901580597E-12 -1.964260230451014E-14
tp 3.702892401941508E-12 -9.914527612518788E-12 1.714990803279108E-8 5.892418907742826E-12 4.450397190222909E-9 3.354372037247371E-11
node -1.441245438265998E-14 3.843731815864161E-14 5.892418907742826E-12 1.355575069083435E-10 -1.172546974596826E-10 2.659975731376506E-11
peri 1.044614140890318E-12 -2.783887901580597E-12 4.450397190222909E-9 -1.172546974596826E-10 1.276221586621992E-9 -1.440341295325192E-11
i 7.940237951174928E-15 -1.964260230451014E-14 3.354372037247371E-11 2.659975731376506E-11 -1.440341295325192E-11 4.023690330638175E-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 14.6   n/a MPO453468  
diameter diameter 6.697 km 0.127 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.090   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101515 (1998 XG27)          Discovered 1998-Dec-15 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 XG27 = 2001 RX15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jan-15 15:38 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin