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| Авторизация |
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| Duffett-Smith P. — Practical Astronomy with Your Calculator |
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| Предметный указатель |
Aberration 62 — 63 167
Advance of Moon's perigee 141
Age of Moon (phase) 147 167
Altitude 26 167
Altitude, effect of refraction on 64 65
Ambiguity on taking inverse sine, cosine, or tangent 36 41
Angle between two objects 51
Annual equation 140 167
Annular eclipse 155 169
Anomalistic month 171
Anomalistic year 174
Anomaly 167
Anomaly, eccentric anomaly 89 123 167
Anomaly, mean anomaly 86 103 123 142 167
Anomaly, true anomaly 87 89 103 104 125 167
Apastron 167
Aphelion 84 167
Apogee 85 167
Apparent brightness of a planet 121 — 2
Apparent orbit of Moon 140
Apparent orbit of Sun 85 87 140
Apparent sidereal time 174
Argument of perihelion 103 123
Aries, first point of 27 28 30 169
Ascending node 103 171
Astronomical calendar 164 — 6
Astronomical Ephemeris 167
Astronomical latitude 67 167
astronomical twilight 96 — 7 174
Astronomical unit 116 167
Atmospheric extinction 82 169
Atmospheric refraction 64 — 5 167
Atmospheric refraction, effect on altitude 64 65
Atmospheric refraction, effect on hour-angle 65
Atmospheric refraction, effect on right ascension and declination 65
Atmospheric refraction, effect on rising and setting 54 55 65
Atomic time 12 22 173
Autumnal equinox 16 169
Azimuth 26 28 167
Azimuth, at rising and setting 52 — 5
Before Christ (BC) 6
Besselian year 174
Binary-star orbits 133 — 7
Binary-star orbits, orbital elements of 135
Bright limb, position angle of for Moon 149
Bright limb, position angle of for planet 119 — 20
Brightness of a planet 121 — 2
British summer time (BST) 12 174
calendar 1 167
Calendar astronomical 164 — 6
Calendar Gregorian 2 167
Calendar Julian 2 167
Carrington rotation number 77
Celestial sphere 26 167
Centre, equation of the 87 103 169
Centre, equation of the error incurred by 115
Circumpolar stars 52 53 167
civil twilight 174
Civil year 2
Colongitude Sun's selenographic 81
Colouring of starlight by the atmosphere 82
comet 123 — 32 168
Comet, calculating the position of 123 — 32
Comet, orbital elements of 124
Comet, parabolic orbit of 130 — 2 172
Companion (of binary star) 133 168
Conjunction 168
Coordinate systems 25 — 82 168
Coordinate systems, converting between one system and another 34
Coordinate systems, ecliptic 30 — 1 168
Coordinate systems, ecliptic to equatorial conversion 40 — 1
Coordinate systems, equatorial 27 — 9 168
Coordinate systems, equatorial to ecliptic conversion 42
Coordinate systems, equatorial to galactic conversion 43
Coordinate systems, equatorial to horizon conversion 36 — 7
Coordinate systems, galactic 32 168
Coordinate systems, galactic to equatorial conversion 44
Coordinate systems, generalised coordinate conversions 34 45
Coordinate systems, heliographic 72 — 6 168
Coordinate systems, horizon 26 168
Coordinate systems, horizon to equatorial conversion 38 — 9
Coordinate systems, selenographic 78 — 81 168
Coordinated Universal Time (UTC) 168
Coordinates geocentric 66 169
Corrections to Moon's orbit 140 142
Culmination 28 168
Date to days conversion 4 5
Date to days conversion, routine for 5
Date to days conversion, via Julian date 7
Day 168
Day, day of week from Julian date 9
Day, length of 16 98
Day, sidereal day 16 168
Day, solar day 16 168
Daylight Saving Time 12 174
Days, in month 1 139 141 171
Days, in year 2 174
Days, to beginning of month 4
Days, to beginning of year 4
Declination 27 28 168
Declination, effect of aberration on 62 — 3
Declination, effect of precession on 56 — 9
Declination, effect of refraction on 65
Degrees (decimal), conversion to degrees, minutes, and seconds 33
Degrees (decimal), conversion to hours 33
Degrees (decimal), conversion to radians 91
Descending node 103 171
Divisor 3
Draconic month 141 171
Dynamical time 12 22 173
Earth, as a cosmic clock 22
Earth, as a gyroscope 98
Earth, distance from the Sun 92
Earth, figure of 66 — 8 169
Earth, orbital elements of 105
Earth, radius of 69
Earth, radius of shadow of 157
Earth, rotation axis of 27 56
Earthshine 147 168
Easter, date of 2
Eccentric anomaly 89 123 167
Eccentricity 84 168
Eclipse 154 — 63 168 169
Eclipse, annular 158 169
Eclipse, diagram 159 163
Eclipse, duration of 156
Eclipse, lunar 154 168
Eclipse, number in year 156
Eclipse, partial 168 169 172
Eclipse, penumbral 154 172
Eclipse, phase of 154 172
Eclipse, rules of 156
Eclipse, solar 154 168
Eclipse, total 154 169
Eclipse, umbral 154 172
Ecliptic 30 169
ecliptic coordinates 30 — 1 168
Ecliptic coordinates, to equatorial conversion 34 40
Ecliptic, latitude 30 31 170
Ecliptic, longitude 30 31 170
Ecliptic, obliquity of 30 41 171
Ecliptic, pole of 30
Elements, orbital 172
Elements, orbital of binary stars 135
Elements, orbital of comets 124
Elements, orbital of Moon 143
Elements, orbital of planets 105
Elements, orbital of Sun 86 87
Elements, orbital parabolic 130
ellipse 84 169
| Elongation (solar) 100 173
Ephemeris Time (ET) 22 23 174
Epoch 4 6 169
Epoch, fundamental epoch for Julian date 6
Epoch, Julian date of epoch 1990 January 0.0 7
Epoch, starting point for calculations 4 6
Equation of the centre 87 103 169
Equation of the centre, error incurred by 115
Equation of the equinoxes 169
Equation of Time 98 — 9 169
Equator 27 169
equatorial coordinates 27 — 9 168
Equatorial coordinates, to ecliptic coordinate conversion 40 — 2
Equatorial coordinates, to galactic coordinate conversion 43 — 4
Equatorial coordinates, to horizon coordinate conversion 36 — 9
Equatorial horizontal parallax 68 170
Equinox 169
Equinox, autumnal 16 169
Equinox, precession of the 56 — 9 171
Equinox, vernal 28 30 169
Evection 140 169
Extinction 82 169
Figure of the Earth 66 — 8 169
First point of Aries 28 30 169
First quarter of the Moon 147 172
Focus of an ellipse 84 169
Fractional part of a number 3
Full moon 147 172
galactic coordinates 32 168
Galactic coordinates, to equatorial conversion 44
Galaxy, ascending node of plane on equator 43
Galaxy, centre 32
Galaxy, plane 32
Galaxy, pole 43
Generalised coordinate transformations 34 45
Geocentric coordinates 66 169
Geocentric latitude 67 169 170
Geocentric longitude 171
Geocentric parallax 66 — 71 169
Geographical latitude 67 170
Geographical longitude 170
Geostationary satellite 26 170
Gibbous Moon 147 172
Gravity 84 101 139 170
Great circle 26 170
Greenwich Mean Time (GMT) 12 170
Greenwich meridian 12 20 170
Greenwich Sidereal Time (GST) 16 17 18 174
Greenwich sidereal time (GST), to local sidereal time (LST) conversion 20 — 1
Greenwich sidereal time (GST), to UT conversion 18 — 19
Gregorian calendar 2 167
Hailey's comet 128
Hailey's comet, orbital elements of 124
Heliographic coordinates 72 — 6 168
Heliographic coordinates, of centre of the Sun's disc 73 — 5
Horizon coordinates 26 168
Horizon coordinates, to equatorial coordinate conversion 38 — 9
Horizontal parallax 68 170
Horizontal parallax, of Moon 150 — 1
Hour-angle 27 28 170
Hour-angle, at rising or setting 53
Hour-angle, effect of refraction on 65
Hour-angle, to right ascension conversion 35 39
Hourly motions, of Moon 146
Hourly motions, of Sun 93 158
Hours, conversion to degrees 33
Hours, conversion to radians 33
Hours,conversion to or from minutes and seconds form 10 11
Inclination of lunar equator 78
Inclination of orbit 106 141 170
Inclination of solar equator 72
Inner planet 106 170
int 7
Integer part of a number 3
International atomic time (TAI) 12 22 173
Iteration to solve cubic equation 130 131
Iteration to solve Kepler's equation 89 90 125
Julian calendar 2 167
Julian day number 6 170
Julian day number, modified Julian day number 7 171
Julian day number, to calendar date conversion 8
Jupiter, orbital elements of 105
Kepler's equation 89 123 170
Kepler's equation, iterative routine to solve 90 125
Kepler's equation, nomogram for first guess 127
Kepler's graphs 125 126
Latitude 170
Latitude, astronomical 67 167
Latitude, ecliptic 30 170
Latitude, galactic 32 170
Latitude, geocentric 67 170
Latitude, geographical 67 170
Latitude, heliographic 72
Latitude, selenographic 79
leap year 2
Least integer function 7
Length of day 16 98
Libration 78 170
Light flux from Sun variation with distance 121
Light travel time from planet 116 — 17
Light travel time from Sun 83 92
Local civil time 12 16
Local civil time, to UT conversion 12
Local noon 12 98 171
Local Sidereal Time (LST) 20 35 39 174
Local sidereal time (LST), at rising or setting 52 — 5
Local sidereal time (LST), to GST conversion 21
longitude 170 — 1
Longitude, ecliptic 30 170 171
Longitude, galactic 32 170
Longitude, geocentric 171
Longitude, geographical 170
Longitude, heliocentric 171
Longitude, heliographic 72
Longitude, selenographic 79
Lunar eclipse 154 168
Lunar eclipse, calculation of 157 — 60
Lunar eclipse, duration of 156
Luni-solar precession 56 — 9 171
Magnitude 121 171
Magnitude, of Moon 121
Magnitude, of planet 121 — 2
Magnitude, of Sun 121
Major axis of ellipse 84 169
Mars, orbital elements of 105
Matrices 45 — 7
Mean anomaly 86 103 123 142 167
Mean motion of Moon 142 146
Mean motion of Sun 93 158 161
Mean sidereal time 174
Mean solar time 174
Mean Sun 86 98 99 171
Mercury, orbital elements of 105
Meridian 28 171
Meridian, Greenwich meridian 12 20 170
Meridian, observer's meridian 171
Modified Julian day number 7 171
Month 1 171
Month, anomalistic 171
Month, draconic 141 171
Month, nodal 141 171
Month, sidereal 139 171
Month, synodic 139 171
Moon 138 — 53
Moon parallax of 150 — 1 152
Moon, age of (phase) 147 167
Moon, angular diameter of 150 — 1
Moon, calculating the position of 142 — 5
Moon, corrections to orbit of 140 142 143
Moon, distance of 150 — 1
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