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 ]  
15061 (1999 AL)
Classification: Main-belt Asteroid          SPK-ID: 2015061
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2300583796933483 4.2814e-08  
a 3.096293977553253 1.7621e-08 au
q 2.383965602023079 1.3718e-07 au
i 7.283871265559416 4.4007e-06 deg
node 147.5441601962487 3.4839e-05 deg
peri 246.6202405708452 3.6061e-05 deg
M 29.64941754868559 8.0182e-06 deg
tp 2458836.601350746852
(2019-Dec-19.10135075)
4.4407e-05 TDB
period 1990.039555895053
5.45
1.6988e-05
4.651e-08
d
yr
n .180900926784887 1.5443e-09 deg/d
Q 3.808622353083428 2.1675e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1583  
   data-arc span      14270 days (39.07 yr)  
   first obs. used      1981-10-22  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48466  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:58:43  

Additional Information
 Earth MOID = 1.40151 au 
 Jupiter MOID = 1.69171 au 
 T_jup = 3.170 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456896.5 (2014-Aug-27.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .223645777787199 4.1853e-08  
q 2.407485281559724 1.3272e-07 au
tp 2456832.407036049409
(2014-Jun-23.90703605)
5.336e-05 TDB
node 147.8866813713122 3.453e-05 deg
peri 244.9550754730028 3.5995e-05 deg
i 7.303306908973454 4.4156e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1583  
   data-arc span      14270 days (39.07 yr)  
   first obs. used      1981-10-22  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48466  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:58:43  

Additional Information
 Jupiter MOID = 1.69171 au 
 T_jup = 3.170 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.751681953422032E-15 -5.527876300849912E-15 -2.589086579378107E-13 3.168722917125434E-15 -7.602527991869405E-14 -2.291407200079916E-15
q -5.527876300849912E-15 1.761332771896547E-14 5.202490638481669E-13 -7.178621340966354E-15 1.845324880289709E-13 8.546460228517732E-15
tp -2.589086579378107E-13 5.202490638481669E-13 2.847325780117624E-9 -8.514347555239884E-12 5.708225406100982E-10 -1.265899777891997E-12
node 3.168722917125434E-15 -7.178621340966354E-15 -8.514347555239884E-12 1.19230179208244E-9 -1.183787039288443E-9 3.718082394383836E-11
peri -7.602527991869405E-14 1.845324880289709E-13 5.708225406100982E-10 -1.183787039288443E-9 1.295608895643527E-9 -3.705044631311186E-11
i -2.291407200079916E-15 8.546460228517732E-15 -1.265899777891997E-12 3.718082394383836E-11 -3.705044631311186E-11 1.949720073874944E-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 13.3   n/a MPO365432  
diameter diameter 12.083 km 0.115 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.070   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15061 (1999 AL)          Discovered 1999-Jan-06 by Korlevic, K. at Visnjan
Reference: 20000523/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
1936-Jun-12 20:40 00:02 Jupiter 1.92004190594926 1.92004100897497 1.92004280292257 2.10297048771579 1.88153900001357 2428332.361332157 2.14607972709429 62.8150823510496 29.8253254488799 -70.4742648617815 998802.038531898 T 29 CATAB v2.0f-lin.ifort 2020-Dec-18 02:58:46 2020-Dec-18 02:58
1946-Mar-29 07:34 00:02 Jupiter 1.6985819874978 1.69858146584694 1.69858250914779 1.52860013162002 1.15727671191213 2431908.815553534 1.75940289164768 194.148263291704 107.99463678809 2.70333638467411 1106810.93218223 T 29 CATAB v2.0f-lin.ifort 2020-Dec-18 02:58:46 2020-Dec-18 02:58
2006-Sep-09 03:43 < 00:01 Jupiter 1.73748343383295 1.73748298640819 1.73748388125958 1.15756238019658 0.604112093634929 2453987.654885270 0.358933664449833 693.14169537142 218.461283682678 11.1076527163864 2026103.01784705 T 29 CATAB v2.0f-lin.ifort 2020-Dec-18 02:58:46 2020-Dec-18 02:58
2016-Jul-14 11:34 < 00:01 Jupiter 1.8422730593199 1.84227254372509 1.84227357491449 2.20216369273462 1.98241878628654 2457583.982047577 0.264854046518912 47.1707926209999 25.4438148302966 -83.603266620287 1934986.87563364 T 29 CATAB v2.0f-lin.ifort 2020-Dec-18 02:58:46 2020-Dec-18 02:58
2067-Mar-03 12:40 00:01 Jupiter 1.92303179975941 1.92303100376062 1.92303259575766 2.30738696310986 2.1078687129361 2476078.027490988 1.36996362734109 67.143260519534 17.5354221508575 -82.4014878953067 1235295.56464361 T 29 CATAB v2.0f-lin.ifort 2020-Dec-18 02:58:46 2020-Dec-18 02:58
2076-Dec-14 04:48 00:02 Jupiter 1.69752289519897 1.697522426374 1.69752336402437 1.34462269590897 0.900032767064597 2479651.699708066 1.6446694036766 368.474736109176 141.127275551998 8.36495190659497 1244483.32505623 T 29 CATAB v2.0f-lin.ifort 2020-Dec-18 02:58:46 2020-Dec-18 02:58
2137-May-31 21:08 00:03 Jupiter 1.74171311375426 1.74171212266261 1.74171410486136 1.17231254909559 0.633786412493211 2501734.380291170 3.32998966585682 1708.88428301992 219.496144820842 17.5716451048816 1514941.74992791 T 29 CATAB v2.0f-lin.ifort 2020-Dec-18 02:58:46 2020-Dec-18 02:58
2147-Mar-28 22:20 00:03 Jupiter 1.82985586972473 1.82985438039086 1.82985735906203 2.0531308210229 1.81371596080259 2505322.430891447 3.43529282366992 195.998084767986 32.53717492081 -83.9620515433592 1529867.79737028 T 29 CATAB v2.0f-lin.ifort 2020-Dec-18 02:58:46 2020-Dec-18 02:58
2197-Nov-20 13:14 00:05 Jupiter 1.92726192509751 1.92725987056561 1.9272639796317 2.5370847159671 2.35750043472414 2523822.051140434 4.7355907616927 189.450706157907 14.8672512812011 89.7984215906486 1173487.78312011 T 29 CATAB v2.0f-lin.ifort 2020-Dec-18 02:58:46 2020-Dec-18 02:58

Alternate Designations
 1999 AL = 1981 UY11 = 1986 RE9 = 2000 EL135 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jan-19 21:28 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin