2012 HL31: Perbedaan antara revisi

| minorplanet = yes

| width = 25em

| bgcolour =

| apsis =

| name = 2012 HL31

| symbol =

| image =

| caption =

| discovery = yes

| discovery_ref =

| discoverer =Mt. Lemmon Survey

| discovery_site =G96

| discovered = 2012/04/28

| designations = yes

| mp_name =

| alt_names =

| mp_category =

| orbit_ref =

| epoch =

| aphelion =1.220

| perihelion =0.555

| semimajor =0.888

| eccentricity =0.375

| period =

| avg_speed =

| inclination =19.8

| asc_node =37.5

| mean_anomaly =80.9

| arg_peri =17.5

| satellites =

| physical_characteristics = yes

| dimensions =

| mass =

| density =

| surface_grav =

| escape_velocity =

| sidereal_day =

| axial_tilt =

| pole_ecliptic_lat =

| pole_ecliptic_lon =

| albedo =

| temperatures=

| temp_name1 =

| mean_temp_1 =

| max_temp_1 =

| temp_name2 =

| max_temp_2 =

| spectral_type =

| abs_magnitude =22.3

Seperti asteroid pada umumnya, asteroid ini terbentuk dari [[nebula]] [[matahari]] primordial sebagai pecahan [[planetisimal]], sesuatu di nebula matahari muda yang tidak cukup besar untuk berubah menjadi [[planet]].<ref>{{cite web | title=What Are Asteroids And Comets? | url=http://neo.jpl.nasa.gov/faq/#ast | work=Near Earth Object Program FAQ |publisher=[[NASA]] | accessdate=13 September 2010 | archiveurl=http://web.archive.org/web/20100909210213/http://neo.jpl.nasa.gov/faq/| archivedate=9 September 2010 | deadurl=no}}</ref>