Table 1: SUMER observations of temporal series in polar coronal holes (PCHs).
Item Date Time Solar coordinate Wavelength used Detector Exposure

UT x ( $^{\prime \prime }$ ), y ( $^{\prime \prime }$ ) (Å) and slit time (s)

PCH 1 20/10/1996 19:57-23:57 0, 909.75 N N IV 765 Å, Ne VIII 770 Å B 2 (1 $^{\prime \prime }$ $\times$ 300 $^{\prime \prime }$ ) 30

PCH 2a 25/02/1997 00:03-13:58 0, 950.25 S N IV 765 Å B 2 (1 $^{\prime \prime }$ $\times$ 300 $^{\prime \prime }$ ) 60

PCH 2b 21/02/1997 01:20-01:35 0, 984.75 S C III 977 Å B 6 (0.3 $^{\prime \prime }$ $\times$ 120 $^{\prime \prime }$ ) 15

**Table 1:** SUMER observations of temporal series in polar coronal holes (PCHs).
Item	Date	Time	Solar coordinate	Wavelength used	Detector	Exposure
		UT	x ( $^{\prime \prime }$ ), y ( $^{\prime \prime }$ )	(Å)	and slit	time (s)
PCH 1	20/10/1996	19:57-23:57	0, 909.75 N	N IV 765 Å, Ne VIII 770 Å	B 2 (1 $^{\prime \prime }$ $\times$ 300 $^{\prime \prime }$ )	30
PCH 2a	25/02/1997	00:03-13:58	0, 950.25 S	N IV 765 Å	B 2 (1 $^{\prime \prime }$ $\times$ 300 $^{\prime \prime }$ )	60
PCH 2b	21/02/1997	01:20-01:35	0, 984.75 S	C III 977 Å	B 6 (0.3 $^{\prime \prime }$ $\times$ 120 $^{\prime \prime }$ )	15

Source LaTeX | All tables | In the text

	1 Introduction
	2 Observations and data analysis
	3 Occurrence, length and lifetime
	4 Velocity
	5 Long macro-spicules
	6 Summary and conclusions
	References