Packet #39485295 Success

POSITION_APP packet from Komodo Base (KomB) to !ffffffff

45
Total Receptions
1
Unique Gateways
1
Hop Count
27
Payload Bytes
Packet Information
Database ID: 39485295
Mesh Packet ID: 0x64953fab
Used for correlation across gateways
Timestamp: 2026-05-16 07:33:11 UTC
From Node: Komodo Base (KomB)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: Tracer-Mesh-bd1c (bd1c)
Channel: LongFast
RSSI: -85 dBm
SNR: -7.75 dBm
Hop Info: 1/4 hops
Start: 4, Limit: 3
Relay Node: c4
Last byte of the last hop that relayed this packet
Payload Data
Protocol: POSITION_APP
Size: 27 bytes
Decoded: Yes
Decoded Data:
Latitude:43.653530°
Longitude:-79.383757°
Altitude:60 m
Precision:15 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:27 bytes
Gateway:!9ea0bd1c
Channel:LongFast
Payload Type:POSITION_APP
Hop Count:1 / 4
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked
+ 1 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 3 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !9ea0bd1c
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (27 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2733365960
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 3
POSITION_APP
enum
decoded.payload_length 27 bytes size
hop_limit 3
Remaining hops allowed
uint32
hop_start 4
Initial hop limit
uint32
hops_taken 1
Calculated: hop_start - hop_limit
derived
rx_rssi -85.0 dBm
Signal strength at gateway
int32
rx_snr -7.75 dB
Signal quality at gateway
float
rx_time 1778916771
Receive timestamp
fixed32
via_mqtt False
Direct LoRa transmission
bool
want_ack False
No ACK requested
bool
priority Not set enum
delayed Not set enum
channel Not set uint32
pki_encrypted False
Standard encryption
bool
next_hop Not set uint32
relay_node 196
Relay node ID
uint32
tx_after Not set uint32
timestamp 1778916791.2678938
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)
  • ✓ Gateway node ID tracked
  • ✓ Reduced position precision: ~729.0m accuracy
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (1 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !9ea0bd1c
Position Precision: 15 bits (~729.0m accuracy)
Position precision meters: 729.0
Signal Metrics: RSSI: -85.0 dBm
SNR: -7.75 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:POSITION_APP
Size:27 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 43.6535296, "longitude": -79.3837568, "altitude": 60, "sats_in_view": null, "precision_bits": 15 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!9ea0bd1c", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2733365960, "to": 4294967295, "id": 1687502763, "rx_time": 1778916771, "rx_snr": -7.75, "rx_rssi": -85, "hop_limit": 3, "hop_start": 4, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 196, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d0000051a150000afd0183c25a01d086a28017800800100b8010f", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 436535296, "longitude_i": -793837568, "altitude": 60, "time": 1778916768, "location_source": "LOC_MANUAL", "ground_speed": 0, "ground_track": 0, "precision_bits": 15, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (27 bytes)
0d0000051a150000afd0183c25a01d086a28017800800100b8010f
Hex Analysis:
Size:27 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
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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
Tracer-Mesh-bd1c (bd1c) Primary 0.000s
Reference
-85.0 dBm -7.75 dB 1 c4 LongFast 2026-05-16 07:33:11 UTC Current
Tracer-Mesh-bd1c (bd1c) -0.234s
Before
-85.0 dBm -7.75 dB 1 c4 LongFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) -0.045s
Before
-85.0 dBm -7.75 dB 1 c4 LongFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) -0.033s
Before
-85.0 dBm -7.75 dB 1 c4 LongFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) -0.022s
Before
-85.0 dBm -7.75 dB 1 c4 LongFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) -0.011s
Before
-85.0 dBm -7.75 dB 1 c4 LongFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.011s
After
-85.0 dBm -7.75 dB 1 c4 LongFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.022s
After
-85.0 dBm -7.75 dB 1 c4 LongFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.032s
After
-85.0 dBm -7.75 dB 1 c4 LongFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.043s
After
-85.0 dBm -7.75 dB 1 c4 LongFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.053s
After
-85.0 dBm -7.75 dB 1 c4 LongFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.064s
After
-85.0 dBm -7.75 dB 1 c4 MediumFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.075s
After
-85.0 dBm -7.75 dB 1 c4 MediumFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.087s
After
-85.0 dBm -7.75 dB 1 c4 MediumFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.099s
After
-85.0 dBm -7.75 dB 1 c4 MediumFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.111s
After
-85.0 dBm -7.75 dB 1 c4 MediumFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.123s
After
-85.0 dBm -7.75 dB 1 c4 MediumFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.134s
After
-85.0 dBm -7.75 dB 1 c4 MediumFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.146s
After
-85.0 dBm -7.75 dB 1 c4 MediumFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.157s
After
-85.0 dBm -7.75 dB 1 c4 MediumFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.169s
After
-85.0 dBm -7.75 dB 1 c4 MediumFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.180s
After
-85.0 dBm -7.75 dB 1 c4 MediumFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.191s
After
-85.0 dBm -7.75 dB 1 c4 ShortFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.201s
After
-85.0 dBm -7.75 dB 1 c4 ShortFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.212s
After
-85.0 dBm -7.75 dB 1 c4 ShortFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.229s
After
-85.0 dBm -7.75 dB 1 c4 ShortFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.239s
After
-85.0 dBm -7.75 dB 1 c4 ShortFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.250s
After
-85.0 dBm -7.75 dB 1 c4 ShortFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.261s
After
-85.0 dBm -7.75 dB 1 c4 ShortFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.273s
After
-85.0 dBm -7.75 dB 1 c4 ShortFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.285s
After
-85.0 dBm -7.75 dB 1 c4 ShortFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.297s
After
-85.0 dBm -7.75 dB 1 c4 ShortFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.309s
After
-85.0 dBm -7.75 dB 1 c4 ShortFast 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.321s
After
-85.0 dBm -7.75 dB 1 c4 ShortTurbo 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.333s
After
-85.0 dBm -7.75 dB 1 c4 ShortTurbo 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.345s
After
-85.0 dBm -7.75 dB 1 c4 ShortTurbo 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.357s
After
-85.0 dBm -7.75 dB 1 c4 ShortTurbo 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.368s
After
-85.0 dBm -7.75 dB 1 c4 ShortTurbo 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.378s
After
-85.0 dBm -7.75 dB 1 c4 ShortTurbo 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.389s
After
-85.0 dBm -7.75 dB 1 c4 ShortTurbo 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.400s
After
-85.0 dBm -7.75 dB 1 c4 ShortTurbo 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.411s
After
-85.0 dBm -7.75 dB 1 c4 ShortTurbo 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.421s
After
-85.0 dBm -7.75 dB 1 c4 ShortTurbo 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.432s
After
-85.0 dBm -7.75 dB 1 c4 ShortTurbo 2026-05-16 07:33:11 UTC View
Tracer-Mesh-bd1c (bd1c) +0.443s
After
-85.0 dBm -7.75 dB 1 c4 LongFast 2026-05-16 07:33:11 UTC View
45

Total Receptions

1

Unique Gateways