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 ]  
39410 (2191 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2039410
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1780986992945684 3.4107e-08  
a 2.290063272619634 9.2585e-09 au
q 1.882205982463815 7.869e-08 au
i 6.264999381562558 5.2629e-06 deg
node 158.0050575720205 3.6976e-05 deg
peri 116.4608036551682 4.0155e-05 deg
M 357.7453194031348 1.7976e-05 deg
tp 2459008.427790703728
(2020-Jun-07.92779070)
6.3233e-05 TDB
period 1265.813285176722
3.47
7.6764e-06
2.102e-08
d
yr
n .2844021343556525 1.7247e-09 deg/d
Q 2.697920562775453 1.0907e-08 au
  Orbit Determination Parameters
   # obs. used (total)      614  
   data-arc span      17965 days (49.19 yr)  
   first obs. used      1971-03-25  
   last obs. used      2020-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61625  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 21:00:36  

Additional Information
 Earth MOID = .876082 au 
 Jupiter MOID = 2.43812 au 
 T_jup = 3.570 
[ show covariance matrix ]

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 16.2   n/a PDS3 (MPO 26845)  

39410 (2191 T-1)          Discovered 1971-Mar-25 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2191 T-1 = 1999 JP95 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-03 19:16 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin