Packet #39238370 Success

POSITION_APP packet from VA7BKW Portable (BKWP) to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	39238370
Mesh Packet ID:	`0x07c39913` Used for correlation across gateways
Timestamp:	2026-05-15 16:31:02 UTC
From Node:	VA7BKW Portable (BKWP)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	POSITION_APP Port: 3

Gateway:	VA7BKW Portable (BKWP)
Channel:	ShortFast
RSSI:	Unknown
SNR:	Unknown
Hop Info:	0/4 hops Start: 4, Limit: 4
Relay Node:	`ad` BKWP Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions

Payload Data

Protocol: POSITION_APP

Size: 23 bytes

Decoded: Yes

Decoded Data:

Latitude:	48.417997°
Longitude:	-123.338752°
Satellites:	12
Precision:	13 bits

Raw Packet Analysis

Complete field breakdown and MQTT privacy/exposure analysis

Packet Structure

MQTT Packet Flow:
ServiceEnvelope (MQTT layer) → MeshPacket (Mesh layer) → Decoded Payload (Application data)

Total Size:	23 bytes
Gateway:	!cc145cad
Channel:	ShortFast
Payload Type:	POSITION_APP
Hop Count:	Unknown / 4

Privacy Summary

Exposure Level:
Broadcast

Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 3 more...

Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers

MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

Field	Value
`gateway_id`	`!cc145cad` Node ID format
`channel_id`	`ShortFast`
`packet`	`MeshPacket` (23 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`3423886509` Source node ID	uint32
`to`	`4294967295` (Broadcast) Visible to all nodes	uint32
`decoded.portnum`	`3` POSITION_APP	enum
`decoded.payload_length`	`23` bytes	size
`hop_limit`	`4` Remaining hops allowed	uint32
`hop_start`	`4` Initial hop limit	uint32
`hops_taken`	`0` Calculated: hop_start - hop_limit	derived
`rx_rssi`	Not set	int32
`rx_snr`	Not set	float
`rx_time`	`1778862660` Receive timestamp	fixed32
`via_mqtt`	False Direct LoRa transmission	bool
`want_ack`	False No ACK requested	bool
`priority`	`10` Packet priority level	enum
`delayed`	Not set	enum
`channel`	Not set	uint32
`pki_encrypted`	False Standard encryption	bool
`next_hop`	Not set	uint32
`relay_node`	`173` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1778862662.0427628` Unix timestamp	uint32

MQTT Privacy & Exposure Analysis

Analysis of privacy features and exposure risks when packet is shared via MQTT

Exposure Level: Broadcast

Privacy Features:

✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
✓ Gateway node ID tracked
✓ Reduced position precision: ~2900.0m accuracy
✓ Zero-hop: direct from source to MQTT gateway

Exposure Risks:

⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers

MQTT-Specific Fields

Gateway ID:	`!cc145cad`
Position Precision:	13 bits (~2900.0m accuracy)
Position precision meters:	`2900.0`
Zero Hop Policy:	Enabled Direct gateway connection

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	POSITION_APP
Size:	23 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "latitude": 48.4179968, "longitude": -123.338752, "altitude": null, "sats_in_view": 12, "precision_bits": 13 }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!cc145cad", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3423886509, "to": 4294967295, "id": 130259219, "rx_time": 1778862660, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 4, "hop_start": 4, "via_mqtt": false, "want_ack": false, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 173, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d0000dc1c1500007cb625444a076a280398010cb8010d", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 484179968, "longitude_i": -1233387520, "time": 1778862660, "location_source": "LOC_EXTERNAL", "sats_in_view": 12, "precision_bits": 13, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }

Raw Packet Data (23 bytes)

0d0000dc1c1500007cb625444a076a280398010cb8010d

Hex Analysis:

Size:	23 bytes
Format:	Protobuf (Protocol Buffers)
Encoding:	Binary with varint and length-delimited fields

This is the raw protobuf-encoded payload as received from MQTT. The structure follows the Meshtastic protobuf schema definitions.

All Receptions

All gateways that received this packet
Correlation: Using Mesh Packet ID

Reception Locations

Loading reception map...

Map shows gateway locations that received this packet. Hop counts are displayed if available.

Gateway	Time Offset	RSSI	SNR	Relay	Channel	Timestamp	Actions
VA7BKW Portable (BKWP) Primary	0.000s Reference	Unknown	Unknown	`ad` BKWP	ShortFast	2026-05-15 16:31:02 UTC	Current
VA7BKW Portable (BKWP)	-0.379s Before	Unknown	Unknown	`ad` BKWP	LongFast	2026-05-15 16:31:01 UTC	View
VA7BKW Portable (BKWP)	-0.350s Before	Unknown	Unknown	`ad` BKWP	LongFast	2026-05-15 16:31:01 UTC	View
VA7BKW Portable (BKWP)	-0.330s Before	Unknown	Unknown	`ad` BKWP	LongFast	2026-05-15 16:31:01 UTC	View
VA7BKW Portable (BKWP)	-0.310s Before	Unknown	Unknown	`ad` BKWP	LongFast	2026-05-15 16:31:01 UTC	View
VA7BKW Portable (BKWP)	-0.290s Before	Unknown	Unknown	`ad` BKWP	LongFast	2026-05-15 16:31:01 UTC	View
VA7BKW Portable (BKWP)	-0.270s Before	Unknown	Unknown	`ad` BKWP	LongFast	2026-05-15 16:31:01 UTC	View
VA7BKW Portable (BKWP)	-0.259s Before	Unknown	Unknown	`ad` BKWP	LongFast	2026-05-15 16:31:01 UTC	View
VA7BKW Portable (BKWP)	-0.248s Before	Unknown	Unknown	`ad` BKWP	LongFast	2026-05-15 16:31:01 UTC	View
VA7BKW Portable (BKWP)	-0.236s Before	Unknown	Unknown	`ad` BKWP	LongFast	2026-05-15 16:31:01 UTC	View
VA7BKW Portable (BKWP)	-0.226s Before	Unknown	Unknown	`ad` BKWP	LongFast	2026-05-15 16:31:01 UTC	View
VA7BKW Portable (BKWP)	-0.215s Before	Unknown	Unknown	`ad` BKWP	LongFast	2026-05-15 16:31:01 UTC	View
VA7BKW Portable (BKWP)	-0.204s Before	Unknown	Unknown	`ad` BKWP	MediumFast	2026-05-15 16:31:01 UTC	View
VA7BKW Portable (BKWP)	-0.193s Before	Unknown	Unknown	`ad` BKWP	MediumFast	2026-05-15 16:31:01 UTC	View
VA7BKW Portable (BKWP)	-0.182s Before	Unknown	Unknown	`ad` BKWP	MediumFast	2026-05-15 16:31:01 UTC	View
VA7BKW Portable (BKWP)	-0.170s Before	Unknown	Unknown	`ad` BKWP	MediumFast	2026-05-15 16:31:01 UTC	View
VA7BKW Portable (BKWP)	-0.158s Before	Unknown	Unknown	`ad` BKWP	MediumFast	2026-05-15 16:31:01 UTC	View
VA7BKW Portable (BKWP)	-0.146s Before	Unknown	Unknown	`ad` BKWP	MediumFast	2026-05-15 16:31:01 UTC	View
VA7BKW Portable (BKWP)	-0.134s Before	Unknown	Unknown	`ad` BKWP	MediumFast	2026-05-15 16:31:01 UTC	View
VA7BKW Portable (BKWP)	-0.123s Before	Unknown	Unknown	`ad` BKWP	MediumFast	2026-05-15 16:31:01 UTC	View
VA7BKW Portable (BKWP)	-0.111s Before	Unknown	Unknown	`ad` BKWP	MediumFast	2026-05-15 16:31:01 UTC	View
VA7BKW Portable (BKWP)	-0.099s Before	Unknown	Unknown	`ad` BKWP	MediumFast	2026-05-15 16:31:01 UTC	View
VA7BKW Portable (BKWP)	-0.087s Before	Unknown	Unknown	`ad` BKWP	MediumFast	2026-05-15 16:31:01 UTC	View
VA7BKW Portable (BKWP)	-0.076s Before	Unknown	Unknown	`ad` BKWP	ShortFast	2026-05-15 16:31:01 UTC	View
VA7BKW Portable (BKWP)	-0.065s Before	Unknown	Unknown	`ad` BKWP	ShortFast	2026-05-15 16:31:01 UTC	View
VA7BKW Portable (BKWP)	-0.054s Before	Unknown	Unknown	`ad` BKWP	ShortFast	2026-05-15 16:31:01 UTC	View
VA7BKW Portable (BKWP)	-0.043s Before	Unknown	Unknown	`ad` BKWP	ShortFast	2026-05-15 16:31:01 UTC	View
VA7BKW Portable (BKWP)	-0.032s Before	Unknown	Unknown	`ad` BKWP	ShortFast	2026-05-15 16:31:02 UTC	View
VA7BKW Portable (BKWP)	-0.022s Before	Unknown	Unknown	`ad` BKWP	ShortFast	2026-05-15 16:31:02 UTC	View
VA7BKW Portable (BKWP)	-0.011s Before	Unknown	Unknown	`ad` BKWP	ShortFast	2026-05-15 16:31:02 UTC	View
VA7BKW Portable (BKWP)	+0.012s After	Unknown	Unknown	`ad` BKWP	ShortFast	2026-05-15 16:31:02 UTC	View
VA7BKW Portable (BKWP)	+0.024s After	Unknown	Unknown	`ad` BKWP	ShortFast	2026-05-15 16:31:02 UTC	View
VA7BKW Portable (BKWP)	+0.036s After	Unknown	Unknown	`ad` BKWP	ShortFast	2026-05-15 16:31:02 UTC	View
VA7BKW Portable (BKWP)	+0.063s After	Unknown	Unknown	`ad` BKWP	ShortTurbo	2026-05-15 16:31:02 UTC	View
VA7BKW Portable (BKWP)	+0.075s After	Unknown	Unknown	`ad` BKWP	ShortTurbo	2026-05-15 16:31:02 UTC	View
VA7BKW Portable (BKWP)	+0.087s After	Unknown	Unknown	`ad` BKWP	ShortTurbo	2026-05-15 16:31:02 UTC	View
VA7BKW Portable (BKWP)	+0.098s After	Unknown	Unknown	`ad` BKWP	ShortTurbo	2026-05-15 16:31:02 UTC	View
VA7BKW Portable (BKWP)	+0.110s After	Unknown	Unknown	`ad` BKWP	ShortTurbo	2026-05-15 16:31:02 UTC	View
VA7BKW Portable (BKWP)	+0.121s After	Unknown	Unknown	`ad` BKWP	ShortTurbo	2026-05-15 16:31:02 UTC	View
VA7BKW Portable (BKWP)	+0.132s After	Unknown	Unknown	`ad` BKWP	ShortTurbo	2026-05-15 16:31:02 UTC	View
VA7BKW Portable (BKWP)	+0.155s After	Unknown	Unknown	`ad` BKWP	ShortTurbo	2026-05-15 16:31:02 UTC	View
VA7BKW Portable (BKWP)	+0.166s After	Unknown	Unknown	`ad` BKWP	ShortTurbo	2026-05-15 16:31:02 UTC	View
VA7BKW Portable (BKWP)	+0.177s After	Unknown	Unknown	`ad` BKWP	ShortTurbo	2026-05-15 16:31:02 UTC	View
VA7BKW Portable (BKWP)	+0.188s After	Unknown	Unknown	`ad` BKWP	ShortTurbo	2026-05-15 16:31:02 UTC	View
VA7BKW Portable (BKWP)	+0.199s After	Unknown	Unknown	`ad` BKWP	LongFast	2026-05-15 16:31:02 UTC	View

45

Total Receptions

1

Unique Gateways