It's about 250,000 times as wide as a Strand of Spaghetti
In other words, 842.90 cubits is 230,000 times the width of a Strand of Spaghetti, and the width of a Strand of Spaghetti is 0.0000043 times that amount.(average; restaurant and supermarket applications) (based on FMA Omcan Italian Made TR50 Counter Top Pasta Machine Extruder 13317)
An average strand of restaurant-grade spaghetti measures 0.0037 cubits in thickness. In 2010, a California Buca di Beppo set a world record by preparing a 13,780-lb bowl of spaghetti, served in a swimming pool.
It's about 300,000 times as long as a Grain of Sand
In other words, 842.90 cubits is 308,000 times the length of a Grain of Sand, and the length of a Grain of Sand is 0.00000325 times that amount.(medium grain)
Composed mainly of quartz, mica, feldspar, or magnetite, a grain of sand measures an average of 0.00273 cubits. In 2007, a team of seven in Myrtle Beach created the world's tallest sandcastle, which measured 33 cubits in height.
It's about one-one-millionth as long as The Distance from Earth to the Moon
In other words, 842.90 cubits is 0.000001002438 times the length of The Distance from Earth to the Moon, and the length of The Distance from Earth to the Moon is 997,567.9 times that amount.(a.k.a. Luna) (median of semi-major axis, or apigee, and semi-minor axes, or perigee)
The orbit of the Moon around the Earth is elliptical, with an average distance of 840,849,700 cubits from center-to-center. About 428.376 kg of moon rock have been cataloged on the Earth, from the American Apollo and Soviet Luna Programs, and from samples that have been extracted from meteorites.
It's about 4,000,000 times as wide as a Strand of Hair
In other words, 842.90 cubits is 3,900,000 times the width of a Strand of Hair, and the width of a Strand of Hair is 0.00000026 times that amount.(average)
A strand of human hair averages 99 µm (micrometers), with blond hair being the finest and black hair the thickest. On a healthy scalp, each strand of hair will last up to 6 years.
It's about 4,000,000 times as tall as a sheet of Paper
In other words, 842.90 cubits is 4,000,000 times the height of a sheet of Paper, and the height of a sheet of Paper is 0.00000030 times that amount.(for US Letter, a.k.a. ANSI A; 215.9mm by 279.4mm (8.5 in x 11 in); 20lb)
A single sheet of 20 lb, 8.5 inch x 11 inch paper is just 0.0002 cubits thick. This style of paper weighs a mere 5 g per sheet.
It's about 50,000,000 times as long as a Red Blood Cell
In other words, 842.90 cubits is 51,000,000 times the length of a Red Blood Cell, and the length of a Red Blood Cell is 0.000000020 times that amount.(a.k.a. RBCs, a.k.a. haematids, a.k.a. erythrocyte, a.k.a. erythroid cells, a.k.a. red blood corpuscles)
An average Red Blood Cell measures 7.5 µm (micrometers) in diameter. An average human has 20 - 30 trillion red blood cells in their body and each cell completes a circulatory lap in about 20 seconds.
It's about 65,000,000 times as long as a Cell's Nucleus
In other words, 842.90 cubits is 64,000,000 times the length of a Cell's Nucleus, and the length of a Cell's Nucleus is 0.000000016 times that amount.(for animal cell)
The nucleus of an animal cell measures an average of 0.0000130 cubits. The nucleus is the largest organelle in these cells, accounting for about 10% of the cell's total volume.