644 



INDEX TO VOLUMES I. AND II. 



of condition, ll. 590593 ; formation of final 

 equations, II. 597 599 



Magnetic potential (V) of the Earth, n. 401 



Main, I. 316 



Mars : ellipticity of, I. 275 ; satellites, ib. 



Marth, I. 275 



Maskelyne, I. 399, n. 5 ; 35 fundamental stars, 

 i. 399 



Mason, I. 353 



Mayer, T., I. xxxv, 6, 329 



Mecanique Celeste, II. 192 



Meridian observations, I. 58 



Meteors, see November Meteors 



Moon: apogee, i. 302; latitude, i. 231, n. 64, 68, 

 72 ; secular acceleration of mean motion, i. 140, 

 160, 205, 211, n. 120, 237; motion of node, 

 I. 181 , n. 64, 72, 85; Challis's theorems relating 

 to orbit, i. 129; inclination of orbit, I. 158; 

 motion in orbit of any inclination, n. 68, 72 ; 

 tables of parallax, i. 89 ; corrections to be 

 applied to Burckhardt's and Plana's parallax, 

 i. 108; radius vector, i. 189 



Morrison, i. 297 



Nadir point, i. 379 



Napierian logarithms, i. 459, 467 



Neison's lunar inequality, n. 130 



Neptune : elements of, I. xvii, xix, xx, 1, 25, 



35, 49, 54, 57 ; search for, I. 43 ; ephemeris 



of, i. 58 ; discovery of, i. xx, 63 

 Newcomb, i. 230, 255, 369, n. 130 

 New comet, I. 67 



Newton, H. A., i. xxxix, 269, n. 194 

 Newton, Sir I., i. xlv, 289, 302, 310, 329, 484, 



ii. 4, 227 

 Newton's Principia, l. 292, n. 4; solution of 



Kepler's problem, i. 289; lunar theory, n. 227 

 Nicolai, i. 325 

 Niven, i. 473 

 November Meteors, i. xxxix, 268, 269, 497, 



n. 194 

 Numerical Lunar Theory, remarks on Airy's, 



I. 264 



Observations : Greenwich, i. xix, xxxii, 4 ; me- 

 ridian, i. 58; of Comet II. 1861, i. 72; 

 Ball's, of Saturn, i. 279 



Observatory of Cambridge, see Cambridge Ob- 

 servatory 



Observatory of St John's College, geographical 

 position of, I. 403 



Ohm, i. 454 



Olbers, i. 66, 323 



Oldenburg, i. 284 



Oppolzer, i. 273, 274 



Orbit : Moon's, see Moon ; of y Virginis, I. 78 ; 

 Sun's, see Sun 



Oriani, i. 298 



Parallax, I. 253 ; new tables of Moon's, i. 89 



Perturbations : of Uranus, i. 6 ; of Jupiter, 

 i. 116 



Peters, i. xxxiv, 227, 274, 309 



Piazzi, i. 387 



Pierce, B., i. xxxiii, 57, 64 



Plana, i. xxxiv, xxxvi, xxxviii, xlii, 170, 329, 

 n. 5, 233 



Plana's and Burckhardt's parallax of the Moon, 

 corrections to be applied to, I. 108 



Plane, invariable, i. 303 



Planets, perturbations of, I. 70 



Planimeter, Amsler's, i. 405 



Poisson, i. xxxviii, 311, 333, 414 



Polar regions : formation of equations of con- 

 dition for, n. 612 614, 627; formation of 

 final equations for, n. 615 624; derived 

 values of forces, n. 624 626 



Polar stars, I. 401 



Ponte'coulant, i. xxxiv, xxxvii, xlii, 92, 153, 

 160, 331, n. 235 



Portsmouth, Lord, I. xlv 



Precession of equator, i. 303 



Preuss, i. 313 



Problems, astronomical, solution of certain by 

 graphical methods, i. 70 



Proctor, i. 353 



Ptolemy, n. 3 



Pure Mathematics, i. 403 



Q%, definition of, n. 248 



( (Qyfdp., value of, n. 411 



J -i 



Radius vector of Moon, i. 189 



