915 Cosette

{{Use dmy dates|date=October 2019}}

{{Infobox planet

| minorplanet= yes

| image = 915Cosette (Lightcurve Inversion).png

| image_scale =

| caption= A three-dimensional model of 915 Cosette based on its light curve

| background= #D6D6D6

| name= 915 Cosette

| mpc_name= (915) Cosette

| alt_names= 1918 b; 1933 FB2

| discoverer= F. Gonnessiat

| discovered= 14 December 1918

| discovery_site= Algiers

| epoch= 31 July 2016 (JD 2457600.5)

| eccentricity= 0.13987

| semimajor= {{Convert|2.2278|AU|Gm|abbr=on}}

| perihelion= {{Convert|1.9162|AU|Gm|abbr=on}}

| aphelion= {{Convert|2.5394|AU|Gm|abbr=on|lk=on}}

| period= 3.33 yr (1214.6 d)

| inclination= 5.5465°

| asc_node= 9.3442°

| arg_peri= 39.577°

| mean_anomaly= 159.63°

| mean_motion= {{Deg2DMS|0.29640|sup=ms}} / day

| orbit_ref= {{Cite web |url=https://ssd.jpl.nasa.gov/sbdb.cgi?sstr=915;cad=1 |title=915 Cosette (1918 b) |work=JPL Small-Body Database |publisher=NASA/Jet Propulsion Laboratory |access-date=2 May 2016}}

| observation_arc= 97.34 yr (35552 days)

| uncertainty= 0

| abs_magnitude= 11.5

| rotation= {{Convert|4.445|h|d|abbr=on|lk=on}}

| moid= {{Convert|0.927919|AU|Gm|abbr=on}}

| jupiter_moid= {{Convert|2.8317|AU|Gm|abbr=on}}

| tisserand= 3.625

}}

915 Cosette is an S-type asteroid^{[https://web.archive.org/web/20061201092811/http://www.psi.edu/pds/resource/taxonomy.html]} belonging to the Flora family of Main Belt asteroids. Its rotation period is 4.445 hours^{[https://archive.today/20060614093519/http://www.psi.edu/pds/archive/lc.html]}.