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 ]  
136651 (1995 HT3)
Classification: Main-belt Asteroid          SPK-ID: 2136651
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0722844068975993 4.413e-08  
a 2.820890873344092 2.4451e-08 au
q 2.616984449641564 1.2547e-07 au
i 4.920010526981916 5.5415e-06 deg
node 166.9377153607419 5.751e-05 deg
peri 239.3438100272444 6.9253e-05 deg
M 277.8066640616336 3.9166e-05 deg
tp 2459395.604487187911
(2021-Jun-30.10448719)
0.00018935 TDB
period 1730.524911342038
4.74
2.25e-05
6.16e-08
d
yr
n .2080293659111886 2.7048e-09 deg/d
Q 3.024797297046621 2.6219e-08 au
  Orbit Determination Parameters
   # obs. used (total)      377  
   data-arc span      8772 days (24.02 yr)  
   first obs. used      1995-04-26  
   last obs. used      2019-05-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60155  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:13:09  

Additional Information
 Earth MOID = 1.63009 au 
 Jupiter MOID = 2.26029 au 
 T_jup = 3.308 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456843.5 (2014-Jul-05.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07531401998006754 4.4551e-08  
q 2.60681316056747 1.2721e-07 au
tp 2457659.221672298989
(2016-Sep-27.72167230)
0.00017587 TDB
node 167.1708966902732 5.756e-05 deg
peri 238.0614997390749 6.8221e-05 deg
i 4.918603277006293 5.5406e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      377  
   data-arc span      8772 days (24.02 yr)  
   first obs. used      1995-04-26  
   last obs. used      2019-05-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60155  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:13:09  

Additional Information
 Jupiter MOID = 2.26029 au 
 T_jup = 3.308 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.984752047791665E-15 -5.582143827557368E-15 -2.624364235364995E-13 3.090897287005048E-15 -3.345442176371012E-14 -6.051454430308587E-16
q -5.582143827557368E-15 1.618249098845283E-14 1.257110023572423E-12 -8.324637084144327E-15 1.497615235606921E-13 2.190955034187675E-15
tp -2.624364235364995E-13 1.257110023572423E-12 3.093198039262584E-8 -5.274082611996258E-12 6.452498280768061E-9 1.10468004888608E-12
node 3.090897287005048E-15 -8.324637084144327E-15 -5.274082611996258E-12 3.313208824691544E-9 -3.301643281003963E-9 -1.135429662424175E-11
peri -3.345442176371012E-14 1.497615235606921E-13 6.452498280768061E-9 -3.301643281003963E-9 4.654084719373848E-9 1.152396445353566E-11
i -6.051454430308587E-16 2.190955034187675E-15 1.10468004888608E-12 -1.135429662424175E-11 1.152396445353566E-11 3.069795918077438E-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 15.6   n/a MPO475188  

136651 (1995 HT3)          Discovered 1995-Apr-26 by Spacewatch at Kitt Peak
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-14 11:21 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin