Table 1: Observational details of target PNe. Diameters are computed.
Object PN G RA (J2000) Dec Diameter $V_\odot$

Name Number [ $^{\prime \prime }$ ] [km s^-1]

BoBn 1 108.4-76.1 00 37 18.0 -13 42 12 1.5 $\times$ 2.2 $+174\pm10$

DdDm 1 061.9+41.3 16 40 19.4 +38 42 03 1.4 $-317\pm13$

IC 5117 089.8-05.1 21 32 31.0 +44 35 48 1.6 $\times$ 3.5 $-47\pm6$

M 1-5 184.0-02.1 05 46 50.2 +24 22 02 2.3 $\times$ 2.8 $+28\pm7$

M 1-71 055.5-00.5 19 36 26.5 +19 42 20 3.7 $\times$ 6.0 $+42\pm8$

NGC 6833 082.5+11.3 19 49 46.6 +48 57 40 0.5 $\times$ 0.6 $-110\pm2$

**Table 1:** Observational details of target PNe. Diameters are computed.
Object	PN G	RA (J2000) Dec	Diameter	$V_\odot$
Name	Number			[ $^{\prime \prime }$ ]	[km s^-1]
BoBn 1	108.4-76.1	00 37 18.0	-13 42 12	1.5 $\times$ 2.2	$+174\pm10$
DdDm 1	061.9+41.3	16 40 19.4	+38 42 03	1.4	$-317\pm13$
IC 5117	089.8-05.1	21 32 31.0	+44 35 48	1.6 $\times$ 3.5	$-47\pm6$
M 1-5	184.0-02.1	05 46 50.2	+24 22 02	2.3 $\times$ 2.8	$+28\pm7$
M 1-71	055.5-00.5	19 36 26.5	+19 42 20	3.7 $\times$ 6.0	$+42\pm8$
NGC 6833	082.5+11.3	19 49 46.6	+48 57 40	0.5 $\times$ 0.6	$-110\pm2$

Source LaTeX | All tables | In the text

	1 Introduction
	2 Observations and reduction
	3 Morphology and sizes
	4 Analysis
	5 Discussion and conclusions
	References