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 ]  
175694 (1995 ST51)
Classification: Main-belt Asteroid          SPK-ID: 2175694
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07381980766479959 8.2397e-08  
a 3.050791563567519 3.7232e-08 au
q 2.825582717119572 2.777e-07 au
i 4.578609057453608 9.9527e-06 deg
node 13.7786673522966 6.7932e-05 deg
peri 302.8736617737258 9.877e-05 deg
M 317.0948707275559 6.8664e-05 deg
tp 2459432.465792996915
(2021-Aug-05.96579300)
0.00037032 TDB
period 1946.333384724753
5.33
3.563e-05
9.755e-08
d
yr
n .1849631737426682 3.386e-09 deg/d
Q 3.276000410015467 3.9981e-08 au
  Orbit Determination Parameters
   # obs. used (total)      181  
   data-arc span      9037 days (24.74 yr)  
   first obs. used      1995-09-26  
   last obs. used      2020-06-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57419  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:06:26  

Additional Information
 Earth MOID = 1.81375 au 
 Jupiter MOID = 1.9583 au 
 T_jup = 3.228 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457489.5 (2016-Apr-11.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07241442841038999 8.2956e-08  
q 2.830253232486809 2.7904e-07 au
tp 2457489.736812152033
(2016-Apr-11.23681215)
0.00038447 TDB
node 13.81267560393498 6.7908e-05 deg
peri 303.4518340297765 9.9448e-05 deg
i 4.579113309664559 9.9536e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      181  
   data-arc span      9037 days (24.74 yr)  
   first obs. used      1995-09-26  
   last obs. used      2020-06-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57419  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:06:26  

Additional Information
 Jupiter MOID = 1.9583 au 
 T_jup = 3.228 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.881761905393482E-15 -2.306306506181893E-14 1.62081904013394E-11 -5.155793839353901E-15 3.245095566904883E-12 6.365800642477768E-16
q -2.306306506181893E-14 7.786395358965459E-14 -5.322095689151453E-11 2.003641816076632E-14 -1.067691002999748E-11 1.126896878461855E-15
tp 1.62081904013394E-11 -5.322095689151453E-11 1.478180084516424E-7 -1.156332741991159E-10 2.794107223325507E-8 1.963167876971578E-11
node -5.155793839353901E-15 2.003641816076632E-14 -1.156332741991159E-10 4.611556290025494E-9 -4.61737182081989E-9 1.678500069779539E-10
peri 3.245095566904883E-12 -1.067691002999748E-11 2.794107223325507E-8 -4.61737182081989E-9 9.889866642038508E-9 -1.635030555966992E-10
i 6.365800642477768E-16 1.126896878461855E-15 1.963167876971578E-11 1.678500069779539E-10 -1.635030555966992E-10 9.907381495546525E-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 16.33   n/a E2021B55  

175694 (1995 ST51)          Discovered 1995-Sep-26 by Spacewatch at Kitt Peak
Reference: 20080221/Numbers.arcLast Updated: 2008-02-22

[ 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-May-12 04:23 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin