Packet #39577015 Success

POSITION_APP packet from Bravo 2 (B002) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
36
Payload Bytes
Packet Information
Database ID: 39577015
Mesh Packet ID: 0x8e3c1813
Used for correlation across gateways
Timestamp: 2026-05-16 12:25:39 UTC
From Node: Bravo 2 (B002)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: Bravo 2 (B002)
Channel: MediumFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/3 hops
Start: 3, Limit: 3
Relay Node: dc B002
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: 36 bytes
Decoded: Yes
Decoded Data:
Latitude:50.882150°
Longitude:-113.953997°
Altitude:1041 m
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:36 bytes
Gateway:!4ed329dc
Channel:MediumFast
Payload Type:POSITION_APP
Hop Count:Unknown / 3
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 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

FieldValue
gateway_id !4ed329dc
Node ID format
channel_id MediumFast
packet MeshPacket (36 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1322461660
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 3
POSITION_APP 		enum
decoded.payload_length 36 bytes size
hop_limit 3
Remaining hops allowed 		uint32
hop_start 3
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 1778934334
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 220
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1778934339.0612473
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: MediumFast
  • ✓ 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: !4ed329dc
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:36 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 50.8821504, "longitude": -113.9539968, "altitude": 1041, "sats_in_view": 12, "precision_bits": 13 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!4ed329dc", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1322461660, "to": 4294967295, "id": 2386302995, "rx_time": 1778934334, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 3, "hop_start": 3, "via_mqtt": false, "want_ack": false, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 220, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d0000541e15000014bc189108253e62086a2802585e7803800190fbe80298010cb8010d", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 508821504, "longitude_i": -1139539968, "altitude": 1041, "time": 1778934334, "location_source": "LOC_INTERNAL", "PDOP": 94, "ground_speed": 3, "ground_track": 5914000, "sats_in_view": 12, "precision_bits": 13, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (36 bytes)
0d0000541e15000014bc189108253e62086a2802585e7803800190fbe80298010cb8010d
Hex Analysis:
Size:36 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 Hops Relay Channel Timestamp Actions
Bravo 2 (B002) Primary 0.000s
Reference 		Unknown Unknown 0 dc B002 MediumFast 2026-05-16 12:25:39 UTC Current
Bravo 2 (B002) -1.138s
Before 		Unknown Unknown 0 dc B002 LongFast 2026-05-16 12:25:37 UTC View
Bravo 2 (B002) -0.866s
Before 		Unknown Unknown 0 dc B002 LongFast 2026-05-16 12:25:38 UTC View
Bravo 2 (B002) -0.854s
Before 		Unknown Unknown 0 dc B002 LongFast 2026-05-16 12:25:38 UTC View
Bravo 2 (B002) -0.843s
Before 		Unknown Unknown 0 dc B002 LongFast 2026-05-16 12:25:38 UTC View
Bravo 2 (B002) -0.833s
Before 		Unknown Unknown 0 dc B002 LongFast 2026-05-16 12:25:38 UTC View
Bravo 2 (B002) -0.504s
Before 		Unknown Unknown 0 dc B002 LongFast 2026-05-16 12:25:38 UTC View
Bravo 2 (B002) -0.180s
Before 		Unknown Unknown 0 dc B002 LongFast 2026-05-16 12:25:38 UTC View
Bravo 2 (B002) -0.169s
Before 		Unknown Unknown 0 dc B002 LongFast 2026-05-16 12:25:38 UTC View
Bravo 2 (B002) -0.158s
Before 		Unknown Unknown 0 dc B002 LongFast 2026-05-16 12:25:38 UTC View
Bravo 2 (B002) -0.148s
Before 		Unknown Unknown 0 dc B002 LongFast 2026-05-16 12:25:38 UTC View
Bravo 2 (B002) -0.137s
Before 		Unknown Unknown 0 dc B002 LongFast 2026-05-16 12:25:38 UTC View
Bravo 2 (B002) -0.127s
Before 		Unknown Unknown 0 dc B002 MediumFast 2026-05-16 12:25:38 UTC View
Bravo 2 (B002) -0.116s
Before 		Unknown Unknown 0 dc B002 MediumFast 2026-05-16 12:25:38 UTC View
Bravo 2 (B002) -0.106s
Before 		Unknown Unknown 0 dc B002 MediumFast 2026-05-16 12:25:38 UTC View
Bravo 2 (B002) -0.095s
Before 		Unknown Unknown 0 dc B002 MediumFast 2026-05-16 12:25:38 UTC View
Bravo 2 (B002) -0.080s
Before 		Unknown Unknown 0 dc B002 MediumFast 2026-05-16 12:25:38 UTC View
Bravo 2 (B002) -0.061s
Before 		Unknown Unknown 0 dc B002 MediumFast 2026-05-16 12:25:39 UTC View
Bravo 2 (B002) -0.048s
Before 		Unknown Unknown 0 dc B002 MediumFast 2026-05-16 12:25:39 UTC View
Bravo 2 (B002) -0.036s
Before 		Unknown Unknown 0 dc B002 MediumFast 2026-05-16 12:25:39 UTC View
Bravo 2 (B002) -0.024s
Before 		Unknown Unknown 0 dc B002 MediumFast 2026-05-16 12:25:39 UTC View
Bravo 2 (B002) -0.012s
Before 		Unknown Unknown 0 dc B002 MediumFast 2026-05-16 12:25:39 UTC View
Bravo 2 (B002) +0.013s
After 		Unknown Unknown 0 dc B002 ShortFast 2026-05-16 12:25:39 UTC View
Bravo 2 (B002) +0.025s
After 		Unknown Unknown 0 dc B002 ShortFast 2026-05-16 12:25:39 UTC View
Bravo 2 (B002) +0.037s
After 		Unknown Unknown 0 dc B002 ShortFast 2026-05-16 12:25:39 UTC View
Bravo 2 (B002) +0.049s
After 		Unknown Unknown 0 dc B002 ShortFast 2026-05-16 12:25:39 UTC View
Bravo 2 (B002) +0.062s
After 		Unknown Unknown 0 dc B002 ShortFast 2026-05-16 12:25:39 UTC View
Bravo 2 (B002) +0.074s
After 		Unknown Unknown 0 dc B002 ShortFast 2026-05-16 12:25:39 UTC View
Bravo 2 (B002) +0.085s
After 		Unknown Unknown 0 dc B002 ShortFast 2026-05-16 12:25:39 UTC View
Bravo 2 (B002) +0.097s
After 		Unknown Unknown 0 dc B002 ShortFast 2026-05-16 12:25:39 UTC View
Bravo 2 (B002) +0.108s
After 		Unknown Unknown 0 dc B002 ShortFast 2026-05-16 12:25:39 UTC View
Bravo 2 (B002) +0.120s
After 		Unknown Unknown 0 dc B002 ShortFast 2026-05-16 12:25:39 UTC View
Bravo 2 (B002) +0.132s
After 		Unknown Unknown 0 dc B002 ShortFast 2026-05-16 12:25:39 UTC View
Bravo 2 (B002) +0.144s
After 		Unknown Unknown 0 dc B002 ShortTurbo 2026-05-16 12:25:39 UTC View
Bravo 2 (B002) +0.156s
After 		Unknown Unknown 0 dc B002 ShortTurbo 2026-05-16 12:25:39 UTC View
Bravo 2 (B002) +0.168s
After 		Unknown Unknown 0 dc B002 ShortTurbo 2026-05-16 12:25:39 UTC View
Bravo 2 (B002) +0.180s
After 		Unknown Unknown 0 dc B002 ShortTurbo 2026-05-16 12:25:39 UTC View
Bravo 2 (B002) +0.192s
After 		Unknown Unknown 0 dc B002 ShortTurbo 2026-05-16 12:25:39 UTC View
Bravo 2 (B002) +0.206s
After 		Unknown Unknown 0 dc B002 ShortTurbo 2026-05-16 12:25:39 UTC View
Bravo 2 (B002) +0.219s
After 		Unknown Unknown 0 dc B002 ShortTurbo 2026-05-16 12:25:39 UTC View
Bravo 2 (B002) +0.232s
After 		Unknown Unknown 0 dc B002 ShortTurbo 2026-05-16 12:25:39 UTC View
Bravo 2 (B002) +0.246s
After 		Unknown Unknown 0 dc B002 ShortTurbo 2026-05-16 12:25:39 UTC View
Bravo 2 (B002) +0.259s
After 		Unknown Unknown 0 dc B002 ShortTurbo 2026-05-16 12:25:39 UTC View
Bravo 2 (B002) +0.273s
After 		Unknown Unknown 0 dc B002 ShortTurbo 2026-05-16 12:25:39 UTC View
Bravo 2 (B002) +0.286s
After 		Unknown Unknown 0 dc B002 LongFast 2026-05-16 12:25:39 UTC View
45

Total Receptions

1

Unique Gateways