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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
382518 (2001 SG156)
Classification: Main-belt Asteroid          SPK-ID: 2382518
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1986221724594071 5.5972e-08  
a 2.447090198605824 1.8039e-08 au
q 1.961043827154613 1.3412e-07 au
i 6.76756241726542 6.3988e-06 deg
node 220.6628217625324 5.4061e-05 deg
peri 184.699012260632 5.7979e-05 deg
M 185.9335842024603 2.5859e-05 deg
tp 2459276.560993452597
(2021-Mar-03.06099345)
0.00010649 TDB
period 1398.213185052409
3.83
1.5461e-05
4.233e-08
d
yr
n .25747146704707 2.847e-09 deg/d
Q 2.933136570057035 2.1622e-08 au
  Orbit Determination Parameters
   # obs. used (total)      176  
   data-arc span      7414 days (20.30 yr)  
   first obs. used      1999-02-13  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6087  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:59:38  

Additional Information
 Earth MOID = .969894 au 
 Jupiter MOID = 2.46278 au 
 T_jup = 3.461 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456967.5 (2014-Nov-06.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1996521578594583 5.6062e-08  
q 1.957249169172717 1.3443e-07 au
tp 2456482.383818695260
(2013-Jul-08.88381870)
8.2695e-05 TDB
node 220.6732566658497 5.406e-05 deg
peri 184.789607605403 5.7927e-05 deg
i 6.769127797767603 6.4008e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      176  
   data-arc span      7414 days (20.30 yr)  
   first obs. used      1999-02-13  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6087  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:59:38  

Additional Information
 Jupiter MOID = 2.46278 au 
 T_jup = 3.461 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.143001947812528E-15 -7.49623350871306E-15 7.651576213504992E-13 -8.747812778802409E-16 1.550982802557281E-13 -2.298443021140635E-15
q -7.49623350871306E-15 1.80714825668858E-14 -1.087911753739226E-12 2.339848189681527E-15 -1.805778731219094E-13 4.878611226773536E-15
tp 7.651576213504992E-13 -1.087911753739226E-12 6.838512169828812E-9 5.432852503497995E-12 1.760062136041781E-9 -7.755768567958973E-12
node -8.747812778802409E-16 2.339848189681527E-15 5.432852503497995E-12 2.922430880663714E-9 -2.900330547354818E-9 1.75071552685574E-11
peri 1.550982802557281E-13 -1.805778731219094E-13 1.760062136041781E-9 -2.900330547354818E-9 3.355572552435032E-9 -1.914720140911028E-11
i -2.298443021140635E-15 4.878611226773536E-15 -7.755768567958973E-12 1.75071552685574E-11 -1.914720140911028E-11 4.097000633895549E-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 17.2   n/a MPO437565  

382518 (2001 SG156)          Discovered 2001-Sep-17 by LINEAR at Socorro
Reference: Last Updated: 2014-01-21

[ 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 2019-Dec-06 23:20 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin