First detection of acceleration and deceleration in protostellar jets? - Time variability in the Chamaeleontis II outflows

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Table B.1:

Proper Motions in HH 52 and HH 53 - H $\alpha$ and [S II] - parameters derived from the linear fit.
Knot ID	$\alpha$ (2000.0)			$\delta$ (2000.0)			PM	PA	$v_{\rm tan}$	Filter
	( $^{\rm h}$ $^{\rm m}$ $^{\rm s}$ )			( $\hbox{$^\circ$ }$ $\hbox{$^\prime$ }$ $\hbox{$^{\prime\prime}$ }$ )			( $\hbox{$^{\prime\prime}$ }$ yr^-1)	( $\hbox{$^\circ$ }$ )	(km s^-1)
HH 52 A1	12	55	07.6	-76	57	52	0.055 $\pm$ 0.002	42 $\pm$ 2	48 $\pm$ 1	[S II]
	12	55	07.6	-76	57	52	0.052 $\pm$ 0.002	52 $\pm$ 2	44 $\pm$ 2	H $\alpha$
HH 52 A2	12	55	06.7	-76	57	52	-	-	-	[S II],H $\alpha$
HH 52 A3	12	55	06.7	-76	57	55	-	-	-	[S II]
	12	55	06.7	-76	57	55	0.047 $\pm$ 0.004	70 $\pm$ 4	40 $\pm$ 3	H $\alpha$
HH 52 A4	12	55	07.4	-76	57	54	0.059 $\pm$ 0.009	70 $\pm$ 9	50 $\pm$ 8	[S II]
	12	55	07.5	-76	57	55	0.048 $\pm$ 0.002	71 $\pm$ 3	40 $\pm$ 2	H $\alpha$
HH 52 A5	12	55	09.1	-76	57	54	0.028 $\pm$ 0.002^a	62 $\pm$ 3	24 $\pm$ 1^a	[S II]
	12	55	09.1	-76	57	54	0.056 $\pm$ 0.003^a	67 $\pm$ 3	48 $\pm$ 2^a	H $\alpha$
HH 52 A6	12	55	09.5	-76	57	52	-	-	-	[S II]
	12	55	09.5	-76	57	52	0.035 $\pm$ 0.003	78 $\pm$ 4	29 $\pm$ 3	H $\alpha$
HH 52 B1	12	55	05.6	-76	57	54	0.046 $\pm$ 0.002^a	116 $\pm$ 3	39 $\pm$ 2^a	[S II]
	12	55	05.2	-76	57	55	0.031 $\pm$ 0.004^a	111 $\pm$ 6	26 $\pm$ 3^a	H $\alpha$
HH 52 B2	12	55	05.3	-76	57	53	0.053 $\pm$ 0.002^a	2 $\pm$ 3	45 $\pm$ 2^a	[S II]
	12	55	05.2	-76	57	53	0.062 $\pm$ 0.002^a	1 $\pm$ 3	53 $\pm$ 2^a	H $\alpha$
HH 52 B3	12	55	04.6	-76	57	54	0.038 $\pm$ 0.002^a	71 $\pm$ 3	32 $\pm$ 2^a	[S II]
	12	55	04.6	-76	57	54	0.044 $\pm$ 0.003	80 $\pm$ 3	37 $\pm$ 2	H $\alpha$
HH 52 B4	12	55	03.0	-76	57	57	0.017 $\pm$ 0.002^a	63 $\pm$ 7	14 $\pm$ 2^a	[S II]
	12	55	03.0	-76	57	58	-	-	-	H $\alpha$
HH 52 B5	12	55	02.9	-76	57	58	0.011 $\pm$ 0.002^a	309 $\pm$ 10	10 $\pm$ 2^a	[S II]
	12	55	02.7	-76	57	58	0.097 $\pm$ 0.003	195 $\pm$ 2	82 $\pm$ 2	H $\alpha$
HH 52 B6	12	55	02.2	-76	57	55	0.034 $\pm$ 0.002	257 $\pm$ 3	29 $\pm$ 1	[S II]
	12	55	02.1	-76	57	55	0.033 $\pm$ 0.001	249 $\pm$ 2	28 $\pm$ 1	H $\alpha$
HH 52 B7	12	55	03.4	-76	58	00	0.033 $\pm$ 0.003	157 $\pm$ 6	28 $\pm$ 3	[S II]
	12	55	03.2	-76	58	00	0.062 $\pm$ 0.003	152 $\pm$ 3	52 $\pm$ 2	H $\alpha$
HH 52 B8	12	55	02.4	-76	57	57	0.019 $\pm$ 0.005^a	288 $\pm$ 11	16 $\pm$ 4^a	[S II]
	12	55	02.5	-76	57	56	-	-	-	H $\alpha$
HH 52 B9	12	55	03.6	-76	57	57	0.045 $\pm$ 0.011	82 $\pm$ 15	38 $\pm$ 9	H $\alpha$
HH 52 C1	12	55	05.4	-76	58	01	0.037 $\pm$ 0.002^a	229 $\pm$ 3	31 $\pm$ 1^a	[S II]
	12	55	05.4	-76	58	01	0.009 $\pm$ 0.002	47 $\pm$ 14	8 $\pm$ 2	H $\alpha$
HH 52 C2	12	55	05.5	-76	57	58	0.056 $\pm$ 0.002^a	38 $\pm$ 2	48 $\pm$ 2^a	[S II]
	12	55	05.4	-76	57	58	0.046 $\pm$ 0.004	56 $\pm$ 5	39 $\pm$ 3	H $\alpha$
HH 52 C3	12	55	06.2	-76	57	59	-	-	-	[S II],H $\alpha$
HH 52 C4	12	55	06.7	-76	57	58	0.056 $\pm$ 0.002^a	4 $\pm$ 2	47 $\pm$ 2^a	[S II]
	12	55	06.7	-76	57	58	0.068 $\pm$ 0.003^a	4 $\pm$ 3	58 $\pm$ 2^a	H $\alpha$
HH 52 C5	12	55	08.0	-76	58	01	-	-	-	[S II]
HH 52 C6	12	55	05.3	-76	58	01	-	-	-	[S II], H $\alpha$
HH 52 D1	12	55	13.9	-76	57	47	-	-	-	[S II]
	12	55	13.9	-76	57	47	0.060 $\pm$ 0.006	35 $\pm$ 5	50 $\pm$ 5	H $\alpha$
HH 52 D2	12	55	12.8	-76	57	49	0.046 $\pm$ 0.002	32 $\pm$ 2	38 $\pm$ 2	[S II]
	12	55	12.7	-76	57	49	0.049 $\pm$ 0.002	23 $\pm$ 3	41 $\pm$ 2	H $\alpha$
HH 52 D3	12	55	12.1	-76	57	49	0.046 $\pm$ 0.002	49 $\pm$ 2	39 $\pm$ 2	[S II]
	12	55	12.0	-76	57	48	0.047 $\pm$ 0.003	22 $\pm$ 3	40 $\pm$ 2	H $\alpha$
HH 52 D4	12	55	10.0	-76	57	46	0.044 $\pm$ 0.002^a	47 $\pm$ 2	37 $\pm$ 1^a	[S II]
	12	55	09.7	-76	57	47	0.043 $\pm$ 0.003	57 $\pm$ 4	36 $\pm$ 3	H $\alpha$
HH 52 D5	12	55	06.7	-76	57	43	0.036 $\pm$ 0.002^a	53 $\pm$ 3	30 $\pm$ 2^a	[S II]
	12	55	06.6	-76	57	44	0.040 $\pm$ 0.003	24 $\pm$ 4	34 $\pm$ 3	H $\alpha$
HH 53 A	12	55	15.4	-76	57	30	0.019 $\pm$ 0.002^a	303 $\pm$ 5	16 $\pm$ 1^a	[S II]
	12	55	15.4	-76	57	30	0.021 $\pm$ 0.003	275 $\pm$ 6	18 $\pm$ 2	H $\alpha$
HH 53 B	12	55	14.5	-76	57	31	0.007 $\pm$ 0.002^a	235 $\pm$ 14	6 $\pm$ 2^a	[S II]
	12	55	14.5	-76	57	31	0.013 $\pm$ 0.003	252 $\pm$ 11	11 $\pm$ 2	H $\alpha$
HH 53 B1	12	55	13.6	-76	57	31	0.081 $\pm$ 0.002	262 $\pm$ 1	69 $\pm$ 2	H $\alpha$
HH 53 B2	12	55	14.1	-76	57	31	-	-	-	[S II],H $\alpha$
HH 53 C	12	55	16.5	-76	57	30	0.013 $\pm$ 0.002	239 $\pm$ 9	11 $\pm$ 2	[S II]
	12	55	16.5	-76	57	30	0.014 $\pm$ 0.003	232 $\pm$ 12	12 $\pm$ 3	H $\alpha$
HH 53 C1	12	55	16.1	-76	57	30	0.060 $\pm$ 0.006	58 $\pm$ 6	50 $\pm$ 5	H $\alpha$
HH 53 E	12	55	19.4	-76	57	21	0.016 $\pm$ 0.002	240 $\pm$ 6	14 $\pm$ 2	[S II]
	12	55	19.3	-76	57	21	-	-	-	H $\alpha$
HH 53 E1	12	55	19.9	-76	57	24	0.052 $\pm$ 0.004	63 $\pm$ 4	44 $\pm$ 3	[S II]
	12	55	19.8	-76	57	24	0.049 $\pm$ 0.003	97 $\pm$ 3	41 $\pm$ 3	H $\alpha$
HH 53 F	12	55	23.0	-76	57	23	0.031 $\pm$ 0.002	64 $\pm$ 3	26 $\pm$ 1	[S II]
	12	55	23.0	-76	57	23	0.049 $\pm$ 0.003	66 $\pm$ 3	41 $\pm$ 3	H $\alpha$
HH 53 F1	12	55	24.6	-76	57	20	0.079 $\pm$ 0.002^a	64 $\pm$ 2	67 $\pm$ 2^a	[S II]
	12	55	24.5	-76	57	20	0.049 $\pm$ 0.003^a	89 $\pm$ 3	42 $\pm$ 2^a	H $\alpha$
HH 53 F2	12	55	22.1	-76	57	28	0.051 $\pm$ 0.008	52 $\pm$ 8	43 $\pm$ 6	H $\alpha$
HH 53 G	12	55	30.3	-76	57	11	0.063 $\pm$ 0.002^a	67 $\pm$ 2	53 $\pm$ 2^a	[S II]
	12	55	30.3	-76	57	11	0.037 $\pm$ 0.003^a	61 $\pm$ 4	31 $\pm$ 2^a	H $\alpha$
HH 53 H	12	55	15.4	-76	57	25	-	-	-	[S II]
	12	55	15.3	-76	57	25	0.065 $\pm$ 0.004	52 $\pm$ 3	55 $\pm$ 3	H $\alpha$
HH 53 I	12	55	13.1	-76	57	34	0.063 $\pm$ 0.002	51 $\pm$ 2	53 $\pm$ 2	[S II]
	12	55	12.2	-76	57	36	0.066 $\pm$ 0.003	53 $\pm$ 2	56 $\pm$ 2	H $\alpha$

Notes: ^a mean value, variable in velocity, see text and Table C.1; ^b below 3 $\sigma$ .

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