N1 Beacon structure (source)

	A	B	C	D	E	F	G	I
1	Section	Field description	Sample Data	type	Byte Offset	units	notes

2	AX.25 Header	Source Call Sign	WH6DNU	uint8[6]	-17		Each byte of call sign is shifted left 1 bit
3		Source Station ID	0xE0	uint8	-11			AE906C889CAAE0AE906C889CAA6303F00A53558B4949D9EC40010F780634E15941F9AAEAABF4546A03CFC85A8A70BE3A066E630E43D52B5801B22542EF464B72BEBBEB1EDA09329F1708000000000000000000000000000000000000000000000000000000000000000000000000000000C0B912E98B203D5F20000000000000000000000080D863C6A1BB0CC7210000000000000000010001802B241B22A7AA2452
4		Destination Call Sign	WH6DNU	uint8[6]	-10		Each byte of call sign is shifted left 1 bit
5		Destination Station ID		uint8	-4
6		Control	0x03	uint8	-3		U Frame
7		Protocol ID	0xf0	uint8	-2		No Layer 3 Protocol
8	Packet Type Byte	Type of payload	10	uint8	-1
9	Beacon Data	Timestamp UTC	59081.82252	double	0	Modified Julian Day
10		ECI X Position	6784208.1	double	8	meters	Stale data during comission phase
11		ECI Y Position	-27221.0	double	16	meters	Stale data during comission phase
12		ECI Z Position	-11967.2	double	24	meters	Stale data during comission phase
13		ECI X Velocity	0.0	double	32	meters	Stale data during comission phase
14		ECI Y Velocity	0.0	double	40	meters	Stale data during comission phase
15		ECI Z Velocity	7667.1	double	48	meters	Stale data during comission phase
16		ICRF Attitude Scalar	1	double	56	0. to 1.	Stale data during comission phase
17		ICRF Attitude X	0	double	64	0. to 1.	Stale data during comission phase
18		ICRF Attitude Y	0	double	72	0. to 1.	Stale data during comission phase
19		ICRF Attitude Z	0	double	80	0. to 1.	Stale data during comission phase
20		Last RSSI UTC Duplex	0	double	88	Modified Julian Day	Expect 0 if duplex is off
21		Battery Percentage	66.5	float	92	0. to 1.	Range from 0 to 100%
22		Battery Voltage	7.7	float	96	Volts	8.2 V is full battery
23		Battery Current	0	float	100	Amps
24		Power Generation	3.52	float	104	Watts
25		EPS Temperature	312.1	float	108	Kelvin
26		Battery Temperature	299.4	float	112	Kelvin
27		CPU Temperature	312.1	float	116	Kelvin
28		Duplex Radio Flag	0	uint32	120		Expect 0 if duplex is off
29		Number Frames Recvd TXRVU	42	uint16	124
30		Last RSSI Level	0	uint16	126
31		Antenna Deployed	1	uint16	128	NA	Number of times the antenna deploy script ran
32		Power Mode	0	int16	130	NA	Power mode = 2 is nominal
33		Call Sign	WH6DNU	uint8[6]	132	ASCII
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35		Last update: 2020-10-29
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