The asteroid 163348 (2002 NN4) has been in the news recently. It passed "under" Earth's orbit on 2020-06-03 and Earth will pass over its orbit on 2020-06-05 and the close approach will be 2020-Jun-06 03:20 (UTC).
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| 163348 (2002 NN4) Earth Distance: 0.034 au Sun Distance: 1.036 au 2020-06-06 03:20 UTC https://ssd.jpl.nasa.gov/sbdb.cgi?sstr=163348;old=0;orb=1;cov=0;log=0;cad=1#orb |
Background
(as of 2020-06-04)
- Object: 163348 (2002 NN4)
- Orbit Type: Aten [NEO, PHA]
- Approximate Diameter: 250 m - 570 m (820.21 feet to 1870.08) (Absolute Magnitude: H= 20.1)[ Neowise estimates 2002NN4 to be 700 meters in diameter.]
- On the Sentry Risk Table: NO In fact is has never been listed on Sentry for more information read Understanding Risk Pages by Jon Giorgini
- First(Precovery) Observation was made: 2002 07 02.44600(By Palomar Mountain/NEAT, (MPC Code 644)
- Discovery observation was made:2002 07 09.32451 (By Lincoln Laboratory ETS, New Mexico. (MPC Code 704)
- Last Observation(publish): 2016 08 28.84488 (By Castelmartini) (MPC Code 160)
- Data-Arc Span (publish): 5171 days
- (046) Kleť Observatory, Ceske Budejovice, Czech
- (104) San Marcello Pistoiese, Italy.
- (106) Črni Vrh, Slovenia.
- (113) Drebach, Germany.
- (130) Lumezzane, Italy.
- (151) Eschenberg Observatory, Winterthur, Switzerland.
- (160) Castelmartini, Italy.
- (176) Observatori Astronomic de Consell, Spain.
- (198) Wildberg, Germany.
- (203) GiaGa Observatory, Italy.
- (204) Schiaparelli Observatory, Italy.
- (240) Herrenberg Sternwarte, Germany.
- (246) Klet Observatory-KLENOT, Czech Republic.
- (291) LPL/Spacewatch II, US/Arizona.
- (355) Hadano, Japan.
- (422) Loomberah, Australia/NSW.
- (448) Desert Moon, US/New Mexico.
- (473) Remanzacco, Italy.
- (557) Ondřejov, Czech Republic.
- (560) Madonna di Dossobuono, Italy.
- (568) Mauna Kea, US/Hawaii.
- (587) Sormano, Italy.
- (595) Farra d'Isonzo, Italy.
- (611) Starkenburg (N49.647790 E8.653100) Germany.
- (620) Observatorio Astronomico de Mallorca, Spain.
- (644) Palomar Mountain (NEAT),US/California.
- (649) Powell Observatory, Louisburg, US/Kansas.
- (671) Stony Ridge
- (673) Table Mountain Observatory, Wrightwood, US/California.
- (703) Catalina Sky Survey, US/Arizona.
- (704) Lincoln Observatory ETS, New Mexico, US/New Mexico.
- (715) Las Cruces,US/New Mexico.
- (734) Farpoint Observatory, Eskridge, US/Kansas.
- (848) Tenagra Observatory, Cottage Grove, US/Oregon.
- (926) Tenagra II, US/Arizona.
- (966) Church Stretton, UK.
- (A16) Tentlingen, Switzerland.
- (A17) Guidestar Observatory, Weinheim, Germany.
- (A24) New Millennium Observatory, Italy
- (B38) Santa Mama, Italy.
- (C51) WISE.
- (D29) Purple Mountain Observatory, XuYi Station, China.
- (F51) Pan-STARRS 1, Haleakala,US/Hawaii.
- (H45) Arkansas Sky Obs., Petit Jean Mountain South. US/Arkansas.
- (H55) Astronomical Research Observatory, Charleston, US/Illinois.
- (J95) Great Shefford, UK
- (Z52) The Studios Observatory, Grantham, UK.
- Perihelion Distance: 0.4955781402508977(AU)
- Aphelion Distance: 1.257210521695571(AU)
- Earth MOID: 0.00693791(AU), 2.7 (LD), 162.727229457(Earth Radii), 644,919.024 (Miles), or 1,037,896.563 (KM)
- Close-Approach to Earth: Will safely pass Earth on 2020-Jun-06 03:20 at a Nominal Distance of 0.0340470945348114 (AU), 13.25(LD), 798.56748858316973383 (Earth Radii), 3,164,875.1578(Miles), or 5,093,372.846(KM). "IF" the Earth was the Size of a Basketball the (163348) 2002 NN4 flyby would be 309.92 feet (94.46 meters) away
See:
Edited for typo
