It's about fourteen-and-a-half times as heavy as a Basketball
In other words, 0.00000000910 megatonnes is 14.5905933520 times the weight of a Basketball, and the weight of a Basketball is 0.068537308653 times that amount.(NBA official ball standards, Size 7)
A regulation NBA basketball, manufactured by Spalding, is known as a Size 7 ball and weighs 0.000000000623689508750 megatonnes. These balls have 4,118 pebbles each with a diameter of 2.5 mm
It's about one-fifteenth as heavy as a Panda Bear
In other words, the weight of a Panda Bear is 16 times 0.00000000910 megatonnes.(a.k.a. Giant Panda, Ailuropoda melanoleuca)(Adult, male)
An adult, male Giant Panda weighs up to 0.000000150 megatonnes. Despite having the digestive system of a carnivore, the panda eats only bamboo and must eat up to 0.00000000640 megatonnes of it per day to compensate for the limited energy the plant provides.
It's about one-twentieth as heavy as a Reindeer
In other words, the weight of a Reindeer is 18.20 times 0.00000000910 megatonnes.(for Rangifer tarandus granti, adult, bull) (a.k.a. Caribou) ()Rangifer tarandus)
An adult, male reindeer weighs between 0.0000001660 megatonnes. Reindeer undertake a lengthy annual migration, with some herds traveling up to 5,000 km.
To all those observing, Merry Christmas from the Measure of Things.
It's about twenty times as heavy as a Football (Soccer)
In other words, the weight of a Football (Soccer) is 0.048 times 0.00000000910 megatonnes.(a.k.a. Soccer, a.k.a. Association Football) (FIFA Law 2 specification)
According to FIFA's Law of the Game number 2, a football must weigh between 0.000000000410 megatonnes and 0.000000000450 megatonnes. An artifact on display at the Smith Art Gallery in Museum in Stirling, Scotland is said to be the world's oldest football and is about one-third to one-half the size of a modern football.
It's about one-twentieth as heavy as The Heart of a Blue Whale
In other words, the weight of The Heart of a Blue Whale is 22 times 0.00000000910 megatonnes.(Balaenoptera musculus) (adult)
(for a 2014 specimen)
The heart of a blue whale weighs about 0.000000200 megatonnes. These hearts pump an estimated 7,100 L (1,875 gal) of blood through the whale's massive body.
It's about twenty times as heavy as a Football (American)
In other words, 0.00000000910 megatonnes is 22.137451982150 times the weight of a Football (American), and the weight of a Football (American) is 0.04517231706731 times that amount.(a.k.a. "pigskin") (NFL standard)
Per National Football League official rules, an American football must weigh between 0.000000000396893323750 megatonnes and 0.0000000004252428468750 megatonnes. Because of NFL regulations, ceremonial considerations, and backup requirements, each NFL Superbowl requires the manufacture of 144 balls exclusively for the event.
It's about one-twenty-fifth as heavy as a cubic meter of Snow
In other words, the weight of a cubic meter of Snow is 25 times 0.00000000910 megatonnes.(Freshly fallen, standard conditions; measurements taken in Norway, 1965-68)
One cubic meter of freshly fallen snow under standard conditions weighs an average of 0.000000230 megatonnes. Assembled in 2008, the world record largest snowman was constructed of 0.0059 megatonnes of snow and stood 37.21 m (122.1 ft) tall.