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 ]  
15654 (1176 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2015654
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1009659108367873 3.608e-08  
a 3.18370089329811 1.9582e-08 au
q 2.862255632774373 1.1745e-07 au
i 6.095394068890479 4.1947e-06 deg
node 188.5409099964291 3.5621e-05 deg
peri 19.43618852748117 4.0635e-05 deg
M 256.4185994245779 2.0729e-05 deg
tp 2459797.502423415315
(2022-Aug-06.00242342)
0.00012147 TDB
period 2074.898304479098
5.68
1.9143e-05
5.241e-08
d
yr
n .1735024792409659 1.6008e-09 deg/d
Q 3.505146153821847 2.1559e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1908  
   data-arc span      18259 days (49.99 yr)  
   first obs. used      1971-03-24  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46797  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:05:44  

Additional Information
 Earth MOID = 1.85779 au 
 Jupiter MOID = 1.45348 au 
 T_jup = 3.182 
[ 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 13.35   n/a E2021B10  
diameter diameter 12.565 km 0.095 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.071   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15654 (1176 T-1)          Discovered 1971-Mar-25 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1906-Nov-08 06:51 00:04 Jupiter 1.97380405509969 1.97380198021089 1.97380612998781 3.24931002641389 3.11444242489846 2417522.785440051 3.60563996900288 87.1709170479808 38.9168424888285 -15.7537812428414 1092070.54542784 T 37 CATAB v2.0g-lin.ifort 2021-May-04 02:05:55 2021-May-04 02:05
1917-Oct-07 12:16 00:03 Jupiter 1.69930117827598 1.69929958538126 1.69930277117244 2.5711491295768 2.36936720972092 2421509.011344756 3.1234937697503 125.005227393648 21.5244412547644 61.3286517743021 2879027.73366899 T 37 CATAB v2.0g-lin.ifort 2021-May-04 02:05:55 2021-May-04 02:05
1928-Sep-22 22:04 00:03 Jupiter 1.52706836632848 1.52706781073646 1.52706892192466 2.37389371806886 2.12744607457965 2425512.419207704 2.49840383455671 170.553871066388 19.2287646602924 83.6450202058469 2727560.72737451 T 37 CATAB v2.0g-lin.ifort 2021-May-04 02:05:55 2021-May-04 02:05
1939-Sep-20 23:11 00:02 Jupiter 1.55406354448126 1.55406285998106 1.55406422898366 2.4154243687036 2.17811854432368 2429527.465834949 2.08875945381663 131.714399453866 19.3417978309352 -80.8076495708218 2493373.16127014 T 37 CATAB v2.0g-lin.ifort 2021-May-04 02:05:55 2021-May-04 02:05
1950-Aug-30 06:04 00:02 Jupiter 1.75869153800128 1.75869050709338 1.75869256890987 2.75764486448064 2.57708430230769 2433523.752490465 1.81001534078635 85.1879401126733 16.8166620302141 -65.8144793724162 2608458.11798029 T 37 CATAB v2.0g-lin.ifort 2021-May-04 02:05:55 2021-May-04 02:05
2049-May-09 03:51 00:01 Jupiter 1.96019946859413 1.96019886785099 1.96020006933716 3.10679098160467 2.96444420929633 2469570.660419298 1.02784149630862 39.1886005775534 22.893013071105 83.9047803806685 2933790.91205105 T 37 CATAB v2.0g-lin.ifort 2021-May-04 02:05:55 2021-May-04 02:05
2060-Apr-05 11:54 00:01 Jupiter 1.69494279361598 1.69494210539695 1.6949434818352 2.43261941131091 2.217694044899 2473554.995796795 1.39503756860069 60.8801375305454 17.8717066531396 70.6113390797863 2993107.39171671 T 37 CATAB v2.0g-lin.ifort 2021-May-04 02:05:55 2021-May-04 02:05
2071-Mar-23 08:56 00:02 Jupiter 1.53098058203757 1.5309801423425 1.53098102173377 2.32635566506001 2.07495081323282 2477558.872469191 1.74080931727014 116.608718075266 19.8775421545485 83.4209264454922 2659838.47284325 T 37 CATAB v2.0g-lin.ifort 2021-May-04 02:05:55 2021-May-04 02:05
2082-Mar-19 17:34 00:02 Jupiter 1.5569714782615 1.55697079148411 1.55697216504164 2.47886001155355 2.24871260633771 2481573.232209044 2.22132888442368 144.154939280372 17.8727285507546 -81.8924122197315 2565523.30998229 T 37 CATAB v2.0g-lin.ifort 2021-May-04 02:05:55 2021-May-04 02:05
2093-Feb-26 08:09 00:03 Jupiter 1.76509744111985 1.76509596187613 1.76509892036618 2.90334147529942 2.73306528056577 2485569.839280916 2.805489503959 139.017008905763 17.2072554264672 -65.6195097032451 2871272.35195578 T 37 CATAB v2.0g-lin.ifort 2021-May-04 02:05:55 2021-May-04 02:05
2191-Nov-16 23:23 00:06 Jupiter 1.96274224732515 1.96273935115593 1.96274514349425 3.03968630219953 2.89423421662972 2521626.474616653 5.6737401447584 148.750240143188 32.8583537699129 -46.1001469061338 1600569.65784783 T 37 CATAB v2.0g-lin.ifort 2021-May-04 02:05:55 2021-May-04 02:05

Alternate Designations
 1176 T-1 = 1999 CO74 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-13 01:27 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin