File:2023-10-14 Annular Solar Eclipse Maximum (Chaco Observatory).png

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Captions

Captions

2023-10-14 Annular Solar Eclipse Maximum (Chaco Observatory)

Summary[edit]

Description
English: 2023-10-14 Annular Solar Eclipse Maximum (Chaco Observatory, Chaco Culture National Historical Park, Nageezi, San Juan, New Mexico, USA)
Date
Source Own work
Author Nicole Sharp

Occult[edit]

S O L A R     E C L I P S E     P R E D I C T I O N   for 2023 Oct 14 
                    Chaco Observatory
 East Longitude -107 54.59
       Latitude   36  1.85
       Altitude  1889 m.

         TT-UTC  69.2 secs    Prediction basis: DE440
        UT1-UTC  0.0 secs    ▲T [= TT-UT1]  69.2 secs

Event               UTC       P.A.   alt.      Differential Corrections
                  h  m  s       o      o          A       B       C
First Contact    15 12  3     310     21         0.68   -0.28   -0.07
Baily beads @2nd 16 32 16  
Second Contact   16 32 22.6   311.6       
Maximum Eclipse  16 34 46             35         1.20   -0.65   -0.07
Third Contact    16 37  4.1   140.4       
Baily beads @3rd 16 37 14  
Last Contact     18  6 12     134     44         1.64   -1.19   -0.06
 [2nd and 3rd contacts are based on the lunar limb derived from LRO LOLA]

Magnitude at Maximum Eclipse 0.973
Magnitude (diameter ratio)   0.947

At Maximum Eclipse
Distance from Centre of eclipse    0.000012     142.9   224.9    0.03
             Shadow Radius   L2    0.015313
           Shadow movement    n    0.386030

Planetary elongations
Mercury 4° W    Venus 46° W    Mars 11° E    Jupiter 158° W    Saturn 130° E

Differential Corrections:
Units: for Contact Times - seconds; Distance - 0.000001
A and B - per arc minute, C - per km in altitude

Stellarium[edit]

Sun
Type: star
Magnitude: -24.28 (reduced to -24.05 by 1.77 Airmasses)
Absolute Magnitude: 4.83
Color Index (B-V): 0.66
RA/Dec (J2000.0): 199.16074°/-8.0984°
RA/Dec (on date): 199.46924°/-8.2233°
HA/Dec: 21.61946h/-8.2031° (apparent)
Az./Alt.: 135.5137°/34.4730° (apparent)
Gal. long./lat.: 313.6499°/54.2480°
Supergal. long./lat.: 125.7202°/2.9611°
Ecl. long./lat. (J2000.0): 200.7425°/0.0004°
Ecl. long./lat. (on date): 201.0724°/-0.0010°
Ecliptic obliquity (on date): 23.4386°
Mean Sidereal Time: 10h54m59.8s
Apparent Sidereal Time: 10h54m59.3s
Rise: 7h17m
Transit: 12h58m
Set: 18h37m
Morning twilight (h=-6.0°): 6h52m
Evening twilight (h=-6.0°): 19h03m
Daytime: 11h20m
Parallactic Angle: -34.9279°
IAU Constellation: Vir
Hourly motion: 0.0409° towards 112.1°
Hourly motion: dα=0.0382° dδ=-0.0155°
Distance: 0.998 AU (149.224 M km)
Light time: 0h08m17.8s 
Apparent diameter: 0.53424°
Diameter: 1391400.0 km
Eclipse magnitude: 0.973
Eclipse obscuration: 89.67%
Moon/Sun diameter ratio: 0.946 (annular)
Central eclipse duration: 4m 50s
Center of solar eclipse (Lat./Long.): 36.0315°/-107.9068°
Shadow center point is 0.3 km towards azimuth 75.0°
Width of antumbra: 201.7 km
Lunar Az./Alt.: 135.51°/34.47°

Moon
Type: moon
Magnitude: -2.74 (reduced to -2.51 by 1.77 Airmasses)
Absolute Magnitude: 0.21
Mean Opposition Magnitude: -12.74
RA/Dec (J2000.0): 199.16090°/-8.0986°
RA/Dec (on date): 199.46941°/-8.2235°
HA/Dec: 21.61945h/-8.2033° (apparent)
Az./Alt.: 135.5137°/34.4728° (apparent)
Gal. long./lat.: 313.6502°/54.2478°
Supergal. long./lat.: 125.7204°/2.9612°
Ecl. long./lat. (J2000.0): 200.7427°/0.0003°
Ecl. long./lat. (on date): 201.0727°/-0.0011°
Ecliptic obliquity (on date): 23.4386°
Mean Sidereal Time: 10h54m59.8s
Apparent Sidereal Time: 10h54m59.3s
Rise: 7h11m
Transit: 13h00m
Set: 18h41m
Parallactic Angle: -34.9280°
IAU Constellation: Vir
Hourly motion: 0.3975° towards 129.8°
Hourly motion: dα=0.3075° dδ=-0.2558°
Elongation: 0.0055°
Elong. in Ecl.Long.: E0.0002°
Phase angle: 179.9945°
Illuminated: 0.0%
Distance from Sun: 0.995 AU (148.830 M km)
Distance: 0.002631 AU (393544.532 km)
Light time: 0h00m01.3s 
Orbital velocity: 0.995 km/s
Heliocentric velocity: 28.870 km/s
Sidereal period: 27.32 days (0.075 a)
Synodic period: 29.53 days (0.081 a)
Apparent diameter: 0.50589°
Diameter: 3474.8 km
Sidereal day: 655h43m11.6s
Mean solar day: 708h44m02.9s
Equatorial rotation velocity: 4.624 m/s
Moon age: 29.5 days old (Waning Crescent)
Position angle of bright limb: 316.4°
Position Angle of axis: 20.5°
Libration: 3.8° towards 278.6° (E!)
Libration: -3.7°/-0.6°
Subsolar point: 176.9°/0.1°
Colongitude: 273.1°
Albedo: 0.12
Solar Az./Alt.: 135.51°/34.47°

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Date/TimeThumbnailDimensionsUserComment
current07:35, 22 September 2023Thumbnail for version as of 07:35, 22 September 20233,840 × 2,160 (4.6 MB)Nicole Sharp (talk | contribs)Uploaded own work with UploadWizard

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