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 ]  
135180 (2001 QT291)
Classification: Main-belt Asteroid          SPK-ID: 2135180
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .1631733102215646 3.0164e-08  
a 2.690162479575351 1.1975e-08 au
q 2.251199762749189 8.1227e-08 au
i 8.72402376888496 4.8349e-06 deg
node 354.0969379420462 2.1128e-05 deg
peri 56.36673707339821 2.6146e-05 deg
M 103.9948190968975 1.5808e-05 deg
tp 2458734.940281794357
(2019-Sep-08.44028179)
6.9348e-05 TDB
period 1611.633156435114
4.41
1.0761e-05
2.946e-08
d
yr
n .2233758957877918 1.4915e-09 deg/d
Q 3.129125196401514 1.3929e-08 au
  Orbit Determination Parameters
   # obs. used (total)      788  
   data-arc span      9939 days (27.21 yr)  
   first obs. used      1994-02-12  
   last obs. used      2021-04-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51075  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:20:48  

Additional Information
 Earth MOID = 1.27345 au 
 Jupiter MOID = 2.33038 au 
 T_jup = 3.337 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457105.5 (2015-Mar-24.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1604768462121969 3.0016e-08  
q 2.258914395871028 8.0631e-08 au
tp 2457119.882533199491
(2015-Apr-07.38253320)
6.7295e-05 TDB
node 354.180330576881 2.1082e-05 deg
peri 55.83326939687811 2.6352e-05 deg
i 8.734096637206283 4.8388e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      788  
   data-arc span      9939 days (27.21 yr)  
   first obs. used      1994-02-12  
   last obs. used      2021-04-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51075  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:20:48  

Additional Information
 Jupiter MOID = 2.33038 au 
 T_jup = 3.337 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.009514939845482E-16 -2.401266793081821E-15 -5.837625088304788E-13 -1.424515461360367E-16 -1.527575089150148E-13 -6.347800970753685E-16
q -2.401266793081821E-15 6.501306391933436E-15 1.77775917714234E-12 5.591560047474237E-16 4.561343541481748E-13 1.480398447155546E-15
tp -5.837625088304788E-13 1.77775917714234E-12 4.528649632229351E-9 -1.188329654904801E-12 1.070687036849905E-9 -3.056520762014998E-12
node -1.424515461360367E-16 5.591560047474237E-16 -1.188329654904801E-12 4.444498429162369E-10 -4.393842423575298E-10 -1.75711541030353E-11
peri -1.527575089150148E-13 4.561343541481748E-13 1.070687036849905E-9 -4.393842423575298E-10 6.944289674249642E-10 1.668919261403168E-11
i -6.347800970753685E-16 1.480398447155546E-15 -3.056520762014998E-12 -1.75711541030353E-11 1.668919261403168E-11 2.341393124727194E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.46   n/a E2021B55  

135180 (2001 QT291)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-20 10:04 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin