Non-gravitational effects change the original 1/a-distribution of near-parabolic comets

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Table A.3

Same as in Table A.2, but for near-parabolic comets with strong NG effects in positional data.

Comet	q_osc	T	Observational arc	No of	Data	Heliocentric	Data	Q^*		New	rms [arcsec]	Ref	Data	Preffered	1∕a_ori	1∕a_fut
name			dates	obs.	span	distance span	type	GR	NG	orbital	/no of	and	selec	solution?	[10⁻⁶au⁻¹]
	[au]				[yr]	[au]				class	res.	Notes	tion
[1]	[2]	[3]	[4]	[5]	[6]	[7]	[8]	[9]	[10]	[11]	[12]	[13]	[14]	[15]	[16]	[17]
C/1956 R1	0.316 a1	19570408	19561108–19580411	239	1.42	2.83–5.36	Full	7.0		1b	1.68/ 461		STD	NO	−97.97± 5.46	−603.5± 5.5
Arend-Roland	n1								7.0	1b	1.39/ 458	K14	STD	YES	10.37± 11.42	−579.7± 10.0
	n3								7.0	1b*	1.38/ 458	new	STD	YES	75.99± 26.48	−586.6± 11.6
			19561108–19580411	150	1.42	2.83–5.36			NG	–	–	MPC	STD		19.74	−595.7

C/1959 Y1	0.504 a1	19600320	19600104–19600617	79	0.449	1.63–1.81	Full	6.0		2a	3.00/ 146		STD	NO	−138.3± 15.9	−590.0± 16.0
Burnham	n2								5.0	2b*	1.60/ 146	K14	STD	YES	2.1± 126.4	−586.6± 33.6
			19600104–19600617	37	0.449	1.63–1.81			NG	–	–	MPC	STD		−519.6	−155.7

Notes. The full table is available at the CDS.

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