6 lunar distances of Earth (about 154,000 miles, or 248,000 kilometers) 10am GMT.
What does LD stand for?
LD stands for Lunar Distance (distance between Earth and the Moon)
This definition appears very frequently and is found in the following Acronym Finder categories:
- Science, medicine, engineering, etc.
See other definitions of LD
We have 59 other meanings of LD in our Acronym Attic
- Lost Descendant (gaming clan)
- Low Definition
- Low Density
- Low Dermal
- Low Down (song title)
- Low Drag
- Lower Denomination
- Lower Division (degree plan)
- Lucid Dream
- Luminescence Detector
- Lyme Disease
- The Light Dragoons (a British Regiment)
- Line of Departure Is Friendly Forward Disposition
- Line of Departure Is Present Position
- Leader Development and Education (US Army)
- Lactate Dehydrogenase Isoenzyme 1
- Lactate Dehydrogenase Isoenzyme 2
- Low-Delay Advanced Audio Compression
- Low-Delay Code-Excited Linear Prediction
- Learning Disabilities and Attention Deficit Hyperactivity Disorder
Samples in periodicals archive:
Although neither of these object has a chance of hitting Earth, a 10 meter-sized near-Earth asteroid from the undiscovered population of about 50 million would be expected to pass almost daily within a lunar distance, and one might strike Earth's atmosphere about every 10 years on average.
0643 Key: Miss distance: given in terms of lunar distances (LD), the average distance between the Earth and Moon (3.
It was early realized that a decent clock would do the trick, but the necessary practical precision was not attained until the eighteenth century, and Tobias Mayer's distinct method of lunar distances was a useful prior contribution, which continued in use long after the commercial development of Harrison's chronometers.
Just last Wednesday a three-mile-wide asteroid called Toutatis passed within only four lunar distances of Earth.
In fact, it passed within 10 lunar distances (about 2,-200,000 miles) on Dec.
With the relatively close lunar distances, very high data rates are achievable from the Moon, including real-time, high-definition TV broadcasts of lunar surface fly-overs and multiple earthrises.
7 lunar distances from Earth-similar to near-Earth asteroid LZ1 which zoomed past us unexpectedly mid-June," he added.