Table 8:

Comparison of known spin periods and pole coordinates, and results from inversion of Hipparcos data.

Object Number	Ground-based observations		Inversion solution
	P (h)	Pole	P (h)	Pole
1	9.075	(332, 70)	18.116	(337, 85)	65
2	7.8132	(193, 43)	7.63075	(198, 56)	43
			11.30525	(18, -46)	43
			7.21859	(206, 58)	60
3	7.210	(106, 34), (320, 60)	13.59130	(125, 45)	58
			7.20522	(282, -21)	58
4	5.342	(326, 53)	10.68272	(350, 70)	58
			5.34214	(345, 65)	58
5	16.800	(123, 51), (319, 49)	16.80189	(288, 49)	81
6	7.2745	(355, 41), (338, 44)	7.27290	(45, 75)	85
			7.27275	(93, 37), (295, 29)	85
			14.79105	(338, 44)	63
10	27.623	(111, -36), (298, -37)	37.54308	(12, 71)	46
			27.65959	(5, -87)	46
15	6.083	(106, -74), (353, -60)	6.08273	(347, -64)	83
20	8.098	(23, 59), (203, 60)	8.09971	(48, -55)	48
28	15.695	(83, 18), (275, 40)	15.70581 among others	(86, 32) for this P	33
39	5.138	(324, 31)	5.13830	(335, 47), (126, 20)	109
40	8.910	(17, 31), (204, 33)	8.91069	(24, -31)	37
42	13.5970	(119, -18), (291, -20)	13.58563	(84, 69)	40
44	6.422	(100, 53), (296, 52)	6.42160	(298, 36)	41
129	4.9572	(200, 65)	5.11263	(218, -1)	37
192	13.622	(131, 36), (310, -40)	13.37675	(101, -41)	21
			13.62106	(95, -35)	21
216	5.385	(72, 16), (232, 37)	5.42337	(54, 4)	21
			5.38536	(226, 44)	21
230	23.9845	(83, 36), (239, 40)	21.433	(272, -43)	32
349	4.7012	(153, 34), (330, 12)	4.69120	(201, 71)	80
			4.70153	(137, -11)	80
354	4.277	(360, 18)	4.28972	(335, -15)	86
471	7.113	(21, 31), (235, 56)	7.10540	(246, 74)	94
511	5.1294	(300, 30)	56.88594	(129, -53)	47
			37.32501	(342, 63)	47

Note:

Pole coordinates are given in ecliptic coordinates (longitude, latitude). The numbers of Hipparcos observations adopted in different inversion attempts are also listed.