View source for 2019 TA7

{{DISPLAYTITLE:{{mp|2019 TA|7}}}}
{{use dmy dates |date=October 2019}}
{{Infobox planet
 | minorplanet     = yes
 | name            = {{mp|2019 TA|7}}
 | background      = #FFC2E0
 | image           = 
 | image_size      = 
 | caption         = 
 | discovery_ref   = &thinsp;<ref name="MPC-object" />
 | discoverer      = [[Mount Lemmon Survey|MLS]]
 | discovery_site  = [[Mount Lemmon Observatory|Mount Lemon Obs.]]
 | discovered      = 9 October 2019<br />{{small|(first observed only)}}
 | mpc_name        = {{mp|2019 TA|7}}
 | alt_names       = 
 | pronounced      = 
 | named_after     = 
 | mp_category     = [[Near-Earth object|NEO]]{{·}}[[Aten asteroid|Aten]]&thinsp;<ref name="MPC-object" /><ref name="jpldata" />
 | orbit_ref       = &thinsp;<ref name="jpldata" />
 | epoch           = 27 April 2019 ([[Julian day|JD]] 2458600.5)
 | uncertainty     = 7<ref name="jpldata" />{{·}}8<ref name="MPC-object" />
 | observation_arc = 4 days
 | aphelion        = 1.0991 [[Astronomical unit|AU]]
 | perihelion      = 0.4140 AU
 | semimajor       = 0.7566 AU
 | eccentricity    = 0.4528
 | period          = 240 days
 | mean_anomaly    = 347.90[[Degree (angle)|°]]
 | mean_motion     = {{Deg2DMS|1.4978|sup=ms}} / day
 | inclination     = 4.1480°
 | asc_node        = 13.589°
 | arg_peri        = 158.80°
 | moid            = {{cvt|0.0093|AU|LD|abbr=on|lk=out}}
 | mean_diameter   = {{convert|111|ft|m|abbr=on|lk=in|order=flip}}
 | rotation        = 
 | albedo          = 
 | spectral_type   = 
 | magnitude       = 19.1 {{small|(brightest)}}<ref name="MPC-object" />
 | abs_magnitude   = 26.29<ref name="jpldata" /><br />26.3<ref name="MPC-object" />
}}

'''{{mp|2019 TA|7}}''' is an [[Aten asteroid|Aten]] ([[Near-Earth object|NEO]]) [[asteroid]], estimated to be about {{convert|111|ft|m|abbr=off|order=flip|sp=us}} in diameter, that was first observed on 9 October 2019, and flew pass the Earth at {{convert|23,700|mph|km/h|abbr=on|order=flip}}, about {{cvt|0.01|AU|km mi|abbr=on|lk=off}} away, its closest encounter in 115 years, on 14 October 2019 at 6:53 pm ET.<ref name="MPC-object" /><ref name="jpldata" /><ref name="IBT-20191013" /><ref name="NW-20191015" />

== Trajectory ==
[[File:NASA-AsteroidTrajectory-2019TA7-20191014.png|thumb|center|400px|<div align="center">{{mpl|2019 TA|7}} asteroid trajectory – as/of 14 October 2019<br />(Asteroid orbit is in white; Earth orbit is in blue)<ref name="jpldata" /></div>]]

== See also ==
* [[Chelyabinsk meteor]]

== References ==
{{reflist|30em|refs=

<ref name="jpldata">{{cite web
  |type       = 2019-10-13 last obs.
  |title      = JPL Small-Body Database Browser: (2019 TA7)
  |url        = https://ssd.jpl.nasa.gov/sbdb.cgi?sstr=3879167;cad=1
  |publisher  = [[Jet Propulsion Laboratory]]
  |accessdate = 12 January 2020}}</ref>

<ref name="MPC-object">{{cite web
  |title      = 2019 TA7
  |work       = Minor Planet Center
  |url        = https://www.minorplanetcenter.net/db_search/show_object?object_id=2019+TA7
  |accessdate = 12 January 2020}}</ref>

<ref name="IBT-20191013">{{cite news |last=Monzon |first=Inigo |title=NASA Asteroid 2019: 111-Foot NEO To Zip Past Earth On Monday |url=https://www.ibtimes.com/nasa-asteroid-2019-111-foot-neo-zip-past-earth-monday-2845252 |date=13 October 2019 |work=[[International Business Times]] |accessdate=14 October 2019 }}</ref>

<ref name="NW-20191015">{{cite news |last=Georgiou |first=Aristos |title=2019 TA7: this 111 Foot-Wide Asteroid Just Made Its Closest Approach To Earth In 115 Years. |url=https://www.newsweek.com/2019-ta7-asteroid-close-approach-earth-115-years-1465243 |date=15 October 2019 |work=[[Newsweek]] |accessdate=15 October 2019 }}</ref>

}} <!-- end of reflist -->

== External links ==
* {{NeoDys|2019TA7}}
* {{ESA-SSA|2019TA7}}
* {{JPL small body|id=3879167}}

{{2019 in space}}
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{{DEFAULTSORT:2019 TA7}}
[[Category:Aten asteroids|#]]
[[Category:Minor planet object articles (unnumbered)]]
[[Category:Discoveries by MLS]]
[[Category:Near-Earth objects in 2019]]
[[Category:Astronomical objects discovered in 2019|20191009]]