Celestial Navigation Data for 2021 Oct 19 at 21 57 30 UT (GMT)
                              Delta T =  88.1 seconds 
                 For Assumed Location:  Longitude   W  72 04.6
                                        Latitude    N  41 18.4

                     Almanac Data                   |    Altitude Corrections
 Object       GHA        Dec         Hc       Zn    | Refr    SD     PA     Sum
              ø   '      ø   '      ø   '       ø   |   '      '      '      '
 SUN        153 09.8   s10 18.4   - 0 12.4   256.4  |-33.5   16.1     .1  -17.3
 MOON       339 19.7   n 4 02.3   + 0 36.3    85.2  |-34.5   15.0   55.2   35.7
 VENUS      106 26.3   s25 40.0   +15 50.6   211.9  | -3.4     .2     .2   -3.1
 JUPITER     32 53.3   s15 08.8   +22 55.5   138.5  | -2.3     .4     .0   -1.9
 SATURN      48 24.4   s19 19.6   +25 30.9   155.2  | -2.1     .1     .0   -1.9
 ALIOTH     164 13.8   n55 50.6   +32 01.9   318.6  | -1.6     .0     .0   -1.6
 ALKAID     150 52.5   n49 12.4   +36 31.1   307.1  | -1.3     .0     .0   -1.3
 ALPHECCA   124 04.2   n26 38.7   +45 11.4   267.9  | -1.0     .0     .0   -1.0
 ALPHERAT   355 35.1   n29 12.7   +28 22.7    74.7  | -1.8     .0     .0   -1.8
 ALTAIR      60 00.4   n 8 55.7   +55 54.4   158.4  |  -.7     .0     .0    -.7
 ANTARES    110 17.3   s26 28.7   +13 32.0   214.7  | -4.0     .0     .0   -4.0
 ARCTURUS   143 48.6   n19 04.4   +25 59.4   273.2  | -2.0     .0     .0   -2.0
 CAPELLA    278 23.4   n46 01.0   + 0 25.3    17.9  |-25.6     .0     .0  -25.6
 DENEB       47 25.4   n45 21.7   +71 41.6    68.9  |  -.3     .0     .0    -.3
 DUBHE      191 42.7   n61 37.9   +23 51.0   333.2  | -2.2     .0     .0   -2.2
 ELTANIN     88 41.6   n51 29.4   +74 44.0   317.5  |  -.3     .0     .0    -.3
 ENIF        31 39.1   n 9 58.6   +42 39.2   119.7  | -1.1     .0     .0   -1.1
 FOMALHAU    13 15.1   s29 30.5   + 0 45.7   131.9  |-23.3     .0     .0  -23.3
 HAMAL      325 51.7   n23 33.9   + 4 06.5    61.9  |-11.1     .0     .0  -11.1
 KAUS AUS    81 34.1   s34 22.5   +13 49.0   188.1  | -3.9     .0     .0   -3.9
 KOCHAB     135 18.9   n74 04.1   +46 41.0   339.1  |  -.9     .0     .0    -.9
 MARKAB      11 30.2   n15 19.4   +32 01.9    97.7  | -1.6     .0     .0   -1.6
 MIRFAK     306 29.5   n49 56.2   +12 56.1    32.5  | -4.2     .0     .0   -4.2
 NUNKI       73 49.0   s26 16.2   +22 24.3   181.7  | -2.4     .0     .0   -2.4
 RASALHAG    93 59.1   n12 32.9   +55 27.4   220.0  |  -.7     .0     .0    -.7
 SABIK      100 03.9   s15 45.0   +27 20.3   210.6  | -1.9     .0     .0   -1.9
 SCHEDAR    347 31.4   n56 39.5   +36 12.1    42.7  | -1.4     .0     .0   -1.4
 SHAULA      94 12.1   s37 07.2   + 9 00.3   197.7  | -5.9     .0     .0   -5.9
 VEGA        78 33.0   n38 48.5   +84 27.2   245.4  |  -.1     .0     .0    -.1
 ZUBENELG   134 57.2   s16 07.7   + 8 22.4   239.8  | -6.3     .0     .0   -6.3
 ARIES      357 57.9