Lagniappe Observing

Mar 19, 2018

Confirmation of the NEO 2018 FC1

The NEOCP object ZF278E4(now the NEO 2018 FC1) on 2018-03-19
a stack of 20-30 second luminance BIN2 images taken with
iTelescope.net's (T17 TEL 0.43-m f/6.8 reflector + CCD)
at Siding Spring Observatory, Coonabarabran, NSW, Australia
(MPC code Q62)
By Steven M. Tilley

Background

(as of 2018-02-19)

Object: 2018 FC1
Orbit Type: Amor [NEO]
Approximate Diameter: 120 m - 260 m (393.701 feet to 853.018 feet) (Absolute Magnitude: H= 21.766)
On the Sentry Risk Table: NO
On the NEODyS CLOMON2 risk page: NO
Discovery observation was made on: 2018 03 17.33572
Discovery observation was made by Catalina Sky Survey (MPC Code 703) The Discovery M.P.E.C.:MPEC 2018-F40 : 2018 FC1
Last Observation (publish): 2018 03 19.53148 (at iTelescope Observatory, Siding Spring, Australia (MPC Code Q62) )
Data-Arc Span (publish): 2 days
Number of Optical Observations(published):42
Observatories Reporting (Published) Observations(MPC Code):

(033) Karl Schwarzschild Observatory, Tautenburg, Germany.
(474) Mount John Observatory, Lake Tekapo, New Zealand.
(703) Catalina Sky Survey, US/Arizona.
(734) Farpoint Observatory, Eskridge, US/Kansas.
(807) Cerro Tololo Observatory, La Serena, Chile.
(E23) Arcadia, Australia/NSW.
(I52) Steward Observatory, Mt. Lemmon Station, US/Arizona.
(Q62) iTelescope Observatory, Siding Spring, Australia/NSW.

Perihelion Distance:1.106589693409455(AU)
Aphelion Distance: 2.130212399099761(AU)
Earth MOID (Earth center to NEO center): 0.19123 AU (( 74.421 LD)), (4490.28 Earth radii) or 17775939 miles ( (28607600 KM))
Next Close-Approach to Earth: Will safely pass Earth on 2018-Mar-30 at a

Minimum Distance(Earth center to NEO center) of 0.192881774004264 (AU) (75.064 (LD)), (4,516.07 Earth radii) or 17,878,004 miles ( (28,854,702 KM))
Nominal Distance(Earth center to NEO center) of 0.196815739374881(AU) ( 76.595 (LD)), ( 4,621.44 Earth radii) or 18,295,166 miles (29,443,216 (KM))
Maximum Distance(Earth center to NEO center) of 0.20074975749401 (AU) ( 78.126 (LD)), ( 4,713.82 Earth radii) or 18,660,856 miles (30,031,736 (KM))

Jan 30, 2018

Confirmation Images of The Asteroid 2018 BT6

A confirmation image of the asteroid 2018 BT6 (a NEO with an estimated diameter of 150 m to 340 m)
on 2018-01-30 from from Mayhill, New Mexico [New Mexico Skies] - (MPC Code H06)
a Stack of 12 - 5 Second Luminance BIN2 images taken withitelescope.net's
(T11 TEL 0.50-m f/6.8 reflector + CCD + f/4.5 focal reducer)
By Steven M. Tilley

A confirmation image of the asteroid 2018 BT6 (a NEO with an estimated diameter of 150 m to 340 m)
on 2018-01-30 from from Mayhill, New Mexico [New Mexico Skies] - (MPC Code H06)
a Stack of 73 - 5 Second Luminance BIN2 images taken withitelescope.net's
(T11 TEL 0.50-m f/6.8 reflector + CCD + f/4.5 focal reducer)
By Steven M. Tilley

The asteroid 2018 BT6 (a NEO with an estimated diameter of 150 m to 340 m) made a closest approach to Earth at a distance of 0.05 AU or 18 Lunar Distances(7 million km or 4 million miles) at 2018-01-26.91133. 2018. BT6 was discovered by the Catalina Sky Survey at 2018-01-27.40491.

Background

(as of 2018-01-30)

Object: 2018 BT6
Orbit Type: Apollo [NEO PHA]
Approximate Diameter: 150 m - 340 m (492.126 feet to 1115.49 feet) (Absolute Magnitude: H= 21.2)
On the Sentry Risk Table: NO
On the NEODyS CLOMON2 risk page: NO
Discovery observation was made on:2018 01 27.4049
Discovery observation was made by Catalina Sky Survey (MPC Code 703) The Discovery M.P.E.C.:MPEC 2018-B166: 2018 BT6
Last Observation (publish):2018 01 30.53575 (by Tenagra II (MPC Code 926) )
Data-Arc Span (publish): 3 days
Number of Optical Observations(published):93
Observatories Reporting (Published) Observations(MPC Code):

(104) San Marcello Pistoiese, Italy.
(204) Schiaparelli Observatory, Italy
(703) Catalina Sky Survey, Arizona,US
(926) Tenagra II Observatory, Arizona,US
(C95) SATINO Remote Observatory, Haute Provence, France.
(G48) Harlingten Research Observatory, Rancho Hildalgo, New Mexico, US.
(H01) Magdalena Ridge Observatory, Socorro, New Mexico, US.
(H06) iTelescope Observatory, Mayhill, New Mexico, US.
(H36) Sandlot Observatory, Scranton, Kansas, US.
(I52) Steward Observatory, Mt. Lemmon Station, Arizona, US.
(J69) North Observatory, Clanfield, UK
(J95) Great Shefford, UK
(K63) G. Pascoli Observatory, Castelvecchio Pascoli, Italy.
(R57) Aorangi Iti Observatory, Lake Tekapo, New Zealand.
(W88) Slooh.com Chile Observatory, La Dehesa, Chile.
(X31) Galileo Galilei Observatory, Oro Verde, Argentina.
(Y00) SONEAR Observatory, Oliveira, Brazil.
(Z80) Northolt Branch Observatory, UK

Perihelion Distance: 0..3877305354221541(AU)
Aphelion Distance: 4.130577089564944(AU)
Earth MOID (Earth center to NEO center): AU 0.00153454((0.597 LD)), (36.03 Earth radii) or 142,644.404 miles (229,563.916 (KM))