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 ]  
34830 (2001 SQ227)
Classification: Main-belt Asteroid          SPK-ID: 2034830
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1047916791837464 4.5792e-08  
a 3.156539336386544 2.6846e-08 au
q 2.825760278917049 1.4288e-07 au
i 7.139656155797835 5.1316e-06 deg
node 191.2460370862291 3.7247e-05 deg
peri 356.8273105466392 4.3473e-05 deg
M 308.7437908148985 2.4297e-05 deg
tp 2459292.148144838763
(2021-Mar-18.64814484)
0.00013992 TDB
period 2048.402209433641
5.61
2.6132e-05
7.155e-08
d
yr
n .1757467348658717 2.2421e-09 deg/d
Q 3.487318393856039 2.966e-08 au
  Orbit Determination Parameters
   # obs. used (total)      668  
   data-arc span      9868 days (27.02 yr)  
   first obs. used      1993-03-19  
   last obs. used      2020-03-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57095  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 00:43:40  

Additional Information
 Earth MOID = 1.82662 au 
 Jupiter MOID = 1.47097 au 
 T_jup = 3.186 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457022.5 (2014-Dec-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1070463501120583 4.5659e-08  
q 2.820016665791743 1.4307e-07 au
tp 2457242.953388150011
(2015-Aug-08.45338815)
0.00012764 TDB
node 191.2976011015137 3.7286e-05 deg
peri 356.5332926202646 4.3296e-05 deg
i 7.134945987940406 5.1297e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      668  
   data-arc span      9868 days (27.02 yr)  
   first obs. used      1993-03-19  
   last obs. used      2020-03-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57095  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 00:43:40  

Additional Information
 Jupiter MOID = 1.47097 au 
 T_jup = 3.186 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.084705101952055E-15 -6.44114744163079E-15 2.838427870778927E-13 -4.365792712134104E-15 3.397171723278381E-14 -1.64381895097069E-15
q -6.44114744163079E-15 2.046789028062752E-14 6.561457531294179E-14 1.339300721856161E-14 4.356578736011823E-14 4.111222343565687E-15
tp 2.838427870778927E-13 6.561457531294179E-14 1.629224650105644E-8 1.540116550494538E-11 2.836080774765556E-9 -1.891880320959746E-12
node -4.365792712134104E-15 1.339300721856161E-14 1.540116550494538E-11 1.390268201838249E-9 -1.376408027963538E-9 -2.136783303535028E-12
peri 3.397171723278381E-14 4.356578736011823E-14 2.836080774765556E-9 -1.376408027963538E-9 1.87452452791852E-9 1.80122714920798E-12
i -1.64381895097069E-15 4.111222343565687E-15 -1.891880320959746E-12 -2.136783303535028E-12 1.80122714920798E-12 2.631334352725158E-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 MPO468164  
diameter diameter 5.354 km 0.126 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

34830 (2001 SQ227)          Discovered 2001-Sep-19 by LINEAR at Socorro
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 SQ227 = 1993 FE44 = 1999 JT111 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-28 22:38 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin