-- Asteroids Bennu & Apophis through the Lens of Lin Hsin Hsin -- Founder of FIRST VIRTUAL MUSEUM in the WORLD -- 31st Anniversary of LIN HSIN HSIN ART MUSEUM -- Digital Art Museum, First Virtual Museum in the World - 1994. Wikipedia, Digital Media Center: Technology, Digital Art, Digital Paintings, Digital Sculptures, Digital Music, Digital Musical Instruments, Sound, , Animated Music, Web-enabled, Interactive, Di0gital Media Poineer
Imaginations vs Realities through the lens of





Lin Hsin Hsin
as seen in 1982










Asteroids
1982
Oil on lama paper and canvas
Man & his Universe Series
Coll: DBS HQ, SG






101955 Bennu


Discovery Date


1999 September 11
by the LINEAR (LIncoln Near-Earth Asteroid Research) Project



Distance from Planet Earth


Earth MOID
0.0032228 AU
482,120 km


Distance from Planet Jupiter

>
Jupiter MOID
3.877 AU
580,000,000 km


Dimension


565m x 535m x 508m
Asteroid Bennu has a mean diameter of 490 meter





99942 Apophis


Discovery Date


2004 March 15


Distance from Planet Earth


Earth MOID
0.000038 AU
5,700 km


Distance from Planet Jupiter


Jupiter MOID
4.1 AU
579,990,944.669 km


Dimension


0.37km x 170m


Geometry


🏉 The shape of the asteroid is dynamically close to a prolate ellipsoid
      with the lengths of largest and intermediate axes of
      1.64 ± 0.09 & 1.14^{+0.04}_{-0.08}, respectively
🏉 The shortest axis is normalized to unity
🏉 The largest & intermediate moments of inertia differ by 3-4 % only





Astronomical Unit, AU
1 AU, UA = 149,597,870.691 km