astronomical objects

ASTRONOMICAL OBJECTS

4/10-4/11/18 John hebert

Furthest object from us— MACS 0647 JD

Size– 600 light years diameter

Distance— 13.2 billion light years

number of stars— 1 billion

Apparent magnitude— 29.04

Absolute magnitude— -13.999

Luminosity— 34 million suns

Gamma ray burst— GRB090429B

Distance— 11.02 billion light years

Apparent magnitude— 1.915

Absolute magnitude— -40.73

Luminosity— 1.6746 x 10^18 suns

Energy output— 6.36 x 10^44 joules

Black hole— Cygnus x-1

progenitor star mass— >40 suns

Mass— 14.8 suns

Radius— <=16.84 miles

Gravitational pull— 6.56 billion/miles^2

Escape velocity— >=186282 miles/second

Weight— 1.9286 billion tons/teaspoon

Age— 5 million years old

Neutron star— Crab Nebula

Distance— 7,172 light years

Apparent magnitude— 16.5

Absolute magnitude— 4.79 (type 2 supernova in 1054 AD -16 to -18 absolute magnitude)

Luminosity— 1.1 (during supernova, 216.2 million-2.162 billion suns)

Mass— 1.4 suns

Radius— 6.2 miles

Gravitational pull— 1.154 billion miles/second^2

Escape velocity— 84,849 miles/second

Weight— <36.56 billion tons/teaspoon

Rotation velocity— 33.5 revolutions/second

Age— exploded 8,136 years ago

Progenitor star’s lifetime— <=9 million 766 thousand years

Hypernova—SN2006qy  (9/18/2006)

In constellation perseus

Progenitor hyper giant located in ngc1260 galaxy

Type 2n supernova

Distance— 238 million light years

Apparent magnitude— 14.2

Absolute magnitude— -20.12

Luminosity— 9.53 billion suns

Energy output— 10^44 joules

Supernova– SN185

Centaurus

Type 1a supernova

Apparent magnitude— -4

Absolute magnitude— -20

Luminosity— 8.57 billion suns

Comparable in luminosity to SN1572

Nova—DQ Herculis

12/22/1934

Distance— 1,260 light years

Apparent magnitude— 1.5 (peak brightness)

Absolute magnitude— -12 

Luminosity— 251,251.5 suns

Milky Way galaxy

Type of galaxy— barred spiral

Size– 100,000-140,000 x 2,000 light years diameter

Number of stars— 250 billion

Mass— .8-1.5 x 10^12 suns

Volume– 1.54 x 10^13 cubic light years

Number of stars that span major axis— 12,522

Apparent magnitude— n/a

Absolute magnitude— -20.9

Luminosity— 19.61 billion suns

Escape velocity— 341 miles/seconds

Number of types of stars— 

Giants– 2.365 billion

O— 64,000

B— 276.25 million

A— 1.277 billion

F— 6.38 billion

G— 16.115 billion

K— 25.78 billion

M— 162.73 billion

White dwarfs— 21.29 billion

Brown dwarfs— 12.45 billion

Neutron stars— 2.13 billion

Black holes— 213 million

Estimated number of advanced civilization— 25 billion

Andromeda galaxy

Type of galaxy— spiral

Size– 220,000 x 3.143 light years diameter

Distance— 2.537 million light years

Number of stars— 1 trillion

Mass— .8-1.5. trillion suns

Volume– 5.47 x 10^13 cubic light years

Number of stars that span major axis— 9,836

Apparent magnitude— 3.44 

Absolute magnitude— -21.5

Luminosity— 34.04 billion suns

Escape velocity— 529.48 miles/second

Number of types of stars— 

Giants– 9.46 billion

O— 256,000

B— 1.105 billion

A— 5.11 billion

F— 25.545 billion

G— 64.46 billion

K— 103.13 billion

M— 650.925 billion

White dwarfs— 85.15 billion

Brown dwarfs— 49.8 billion

Neutron stars— 8.515 billion

Black holes— 851.5 million

Estimated number of advanced civilization— 100 billion

M82 galaxy

Type of galaxy— I0 irregular

Distance— 11.42 million light years

Size– 37,000 x 14,205 light years

Number of stars— 133.373 billion

Apparent magnitude— 8.41

Absolute magnitude— -19.32

Luminosity— 4.54 billion suns

Escape velocity— 193.367 miles/second

Number of types of stars— 

Giants– 1.26 billion

O— 34,143

B— 147.377 million

A— 681.333 million

F— 3.41 billion

G— 8.597 billion

K— 13.755 billion

M— 86.8155 billion

White dwarfs— 11.357 billion

Brown dwarfs— 6.64 billion

Neutron stars— 1.137 billion

Black holes— 113.7 million

Estimated number of advanced civilization— 13.337 billion

type 1a Supernova sn2014j occurred in this galaxy

Apparent magnitude— 10.5

Absolute magnitude— -17.22

Luminosity— 662.06 million suns

sombrero galaxy M104

Type of galaxy— spiral

Distance— 29.35 million light years

Size– 50,000 x 22,222 light years diameter

Number of stars— 1.285 trillion

Volume– 4.08 x 10^13 cubic light years

Number of stars span major axis— 3,093

Apparent magnitude— 8.0

Absolute magnitude— -21.77

Luminosity— 43.73 billion suns

Escape velocity— 600.205 miles/second

Number of types of stars—

Giants– 12.156 billion

O— 328,960

B— 1.42 billion

A— 6.566 billion

F— 32.825 billion

G— 82.831 billion

K— 132.522 billion

M— 836.439 billion

White dwarfs— 109.418 billion 

Brown dwarfs— 63.993 billion

Neutron stars— 10.942 billion

Black holes—1.0942 billion

Estimated number of advanced civilization— 128.5 billion

Centaurus A galaxy ngc5128

Type of galaxy— S0 peculiar or Ep

Distance— 13.05 million light years

Size– 60,000 x 46,693 light years diameter

Number of stars— 1.2497 trillion

Volume– 1.13 x 10^14 cubic light years

Number of stars that span major axis— 6,197

Apparent magnitude— 6.84

Absolute magnitude— -21.172

Luminosity— 25.17 billion suns

Escape velocity— 591.975 miles/second

Number of types of stars—

Giants– 11.82 billion

O— 319,923

B— 1.381 billion

A— 6.384 billion

F— 31.924 billion

G— 80.556 billion

K— 128.882 billion

M— 813.461 billion

White dwarfs— 106.412 billion

Brown dwarfs— 62.235 billion

Neutron stars— 10.644 billion

Black holes— 1.0644 billion

Estimated number of advanced civilization— 124.970 billion

Ngc 891 galaxy 

Type of galaxy— spiral

Distance— 27.4 million light years

Size– 329,975 x 61,107 lightyears

Number of stars— 144.654 billion

Volume– 9.08 x 10^13 cubic light years

Number of stars that span major axis— 4,816

Apparent magnitude— 10.8

Absolute magnitude— -18.83

Luminosity— 2.9 billion suns

Escape velocity— 201.38 miles/second

Number of types of stars—

Giants– 1.368 billion

O— 37,032

B— 159.8 million

A— 738.966 million

F— 3.695 billion

G— 9.324 billion

K— 14.918 billion

M— 94.159 billion

White dwarfs— 12.317 billion

Brown dwarfs— 7.204 billion

Neutron stars— 1.232 billion

Black holes— 123.2 million

Estimated number of advanced civilization— 14.465 billion

Ngc 4565 galaxy

Type of galaxy— spiral

Distance— 42.7 million light years

Size– 605,540 x 70,462 light years

Number of stars— 494.710 billion

Volume– 1.88 x 10^14 cubic light years

Number of stars that span major axis— 6,455

Apparent magnitude— 10.42

Absolute magnitude— -20.17

Luminosity— 9.96 billion

Escape velocity— 372.41 miles/second

Number of types of stars—

Giants– 4.68 billion

O— 126,646

B— 546.65 million

A— 2.53 billion

F— 12.64 billion

G— 31.89 billion

K— 51.02 billion

M— 322.02 billion

White dwarfs— 42.12 billion

Brown dwarfs— 24.64 billion

Neutron stars— 4.21 billion

Black holes— 421 million

Estimated number of advanced civilization— 49.47 billion

M87 galaxy

Type of galaxy— elliptical(0-1) peculiar

Distance— 53.49 million light years

Size– 343,623 x 324,533 light years

Number of stars— 1.668 trillion

Volume– 5.424 x 10^15 cubic light years

Number of stars that span major axis— 16,060

Apparent magnitude— 9.59

Absolute magnitude— -21.49

Luminosity— 33.58 billion

Escape velocity— 683.81 miles/second

Number of types of stars—

Giants– 15.78 billion

O— 426,984

B— 1.843 billion

A— 8.52 billion

F— 42.61 billion

G— 107.51 billion

K— 172.01 billion

M— 1.086 trillion

White dwarfs— 142 billion

Brown dwarfs— 83.06 billion

Neutron stars— 14.2 billion

Black holes— 1.42 billion

Estimated number of advanced civilization— 167 billion

ngc5468 galaxy

Type of galaxy— barred spiral

Distance— 130 million light years

Size– 278,394 x 266,794 light years

Number of stars— 675.396 billion

Volume– 7.64 x 10^12 cubic light years

Number of stars that span major axis— 5,565

Apparent magnitude— 12.5

Absolute magnitude— -20.5

Luminosity— 13.6 billion suns

Escape velocity— 435.14 miles/second

Number of types of stars—

Giants– 6.39 billion

O— 172,901

B— 746.3 million

A— 3.45 billion

F— 17.253 billion

G— 43.54 billion

K— 69.65 billion

M— 439.63 billion

White dwarfs— 57.51 billion

Brown dwarfs— 33.635 billion

Neutron stars— 5.75 billion

Black holes— 575 million

Estimated number of advanced civilization— 67.54 billion

Small Magellanic Cloud galaxy

Type of galaxy— irregular

Distance— 199,000 light years

Size– 7,000 light years

Number of stars— 13.19 billion

Apparent magnitude— 2.7

Absolute magnitude— -16.23

Luminosity— 265.46 million suns

Escape velocity— 8.627 miles/second

Number of types of stars—

Giants– 124.78 million

O— 3,377

B— 14.575 million

A—67.38 million

F— 336.938 million

G— 850.227 million

K— 1.36 billion

M— 8.586 billion

White dwarfs— 1.123 billion

Brown dwarfs— 656.862 million

Neutron stars— 112.313 million

Black holes— 11.231 million

Estimated number of advanced civilization— 1.319 billion

Comet Ikeya-seki

10/21/1965

Magnitude— brightest -10

Period– 876.7008 years (fragment A)

Perihelion– .007786 AU

Aphelion– 183.1922 AU

Semimajor axis— 91.6 AU

Eccentricity— .999915

Return– 2,842 AD

Velocity perihelion— 294.364 miles/second

Velocity aphelion— 66.23 feet/second (2,204 AD)

Velocity when at earth’s distance from sun— 25.95 miles/second (10/29/1965)

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