Shared-optical-path VLBI frequency phase transfer from 86 to 258 GHz on an 8600km baseline - Demonstrated with the APEX and IRAM 30m telescopes

Open Access

Table B.1

Scan summary of the 86/258 GHz FPT test on November 20, 2024

Scan No.	Source	Start (UT)	End (UT)	APEX elevation (deg)	IRAM 30m elevation (deg)	Notes
1	3C 454.3	21:00:00	21:05:30	37 – 38	58 –57	IRAM digital backend power issue
2	CTA 102	21:07:30	21:12:30	45 – 46	50–49	...; APEX control error
3	PKS B2201+171	21:15:00	21:20:30	45 – 46	46 – 45	IRAM digital backend power issue
4	BL Lac	21:30:00	21:35:00	23 – 23	53–52
5	TXS 2201+315	21:37:30	21:42:30	33–34	49 – 48
6	BL Lac	21:45:00	21:50:00	24 – 24	50–49
7	3C 454.3	22:00:00	22:05:30	46 – 46	47 – 46
8	IVS B2215+150	22:07:30	22:13:00	50 – 51	38–37
9	CTA 102	22:15:00	22:20:30	53–54	37 – 36
10	3C 454.3	22:30:00	22:35:30	49 – 49	41 – 40
11	CTA 102	22:37:30	22:43:00	55–55	33 –31
12	IVS B2215+150	22:45:00	22:50:30	52–52	30–29
13	3C 454.3	23:00:00	23:05:30	50–50	35–34
14	CTA 102	23:07:30	23:13:00	55–55	27 – 26
15	PKS B2201+171	23:15:00	23:20:30	48 – 48	23 – 21
16	BL Lac	23:30:00	23:35:00	23 – 23	32–31
17	TXS 2201+315	23:37:30	23:42:30	33–33	26 – 25	APEX control error
18	BL Lac	23:45:00	23:50:00	23 – 22	29 – 28
19	BL Lac	00:00:00	00:05:00	22 – 21	26 – 26
20	TXS 2201+315	00:07:30	00:12:30	31 – 30	20 – 19
21	BL Lac	00:15:00	00:19:00	20 – 20	24 – 23
22	PKS B0420-014	00:30:00	00:35:00	23 – 24	52–52
23	3C 120	00:37:30	00:42:30	19–20	58–58
24	PKS B0420-014	00:45:00	00:50:00	26 – 27	52–52

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