Packet #39472634 Success

POSITION_APP packet from !9e77db44 to not a toaster (daw)

45
Total Receptions
1
Unique Gateways
0
Hop Count
28
Payload Bytes
Packet Information
Database ID: 39472634
Mesh Packet ID: 0x4c46f227
Used for correlation across gateways
Timestamp: 2026-05-16 06:48:06 UTC
From Node: !9e77db44 (db44)
To Node: not a toaster (daw)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: !9e77db44 (db44)
Channel: LongFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/2 hops
Start: 2, Limit: 2
Relay Node: 44 db44
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: 28 bytes
Decoded: Yes
Decoded Data:
Latitude:45.796557°
Longitude:-74.055680°
Altitude:143 m
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:28 bytes
Gateway:!9e77db44
Channel:LongFast
Payload Type:POSITION_APP
Hop Count:Unknown / 2
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 3 more...
Exposure Risks:
⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !9e77db44
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (28 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2658655044
Source node ID 		uint32
to 2571147703
Target node ID 		uint32
decoded.portnum 3
POSITION_APP 		enum
decoded.payload_length 28 bytes size
hop_limit 2
Remaining hops allowed 		uint32
hop_start 2
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 1778914082
Receive timestamp 		fixed32
via_mqtt False
Direct LoRa transmission 		bool
want_ack False
No ACK requested 		bool
priority 70
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 68
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1778914086.993039
Unix timestamp 		uint32
MQTT Privacy & Exposure Analysis

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

Exposure Level: Direct Message
Privacy Features:
  • ✓ Direct LoRa transmission (not via MQTT)
  • ✓ Targeted to specific node
  • ✓ Gateway node ID tracked
  • ✓ Reduced position precision: ~2900.0m accuracy
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !9e77db44
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:28 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 45.7965568, "longitude": -74.05568, "altitude": 143, "sats_in_view": null, "precision_bits": 13 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!9e77db44", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2658655044, "to": 2571147703, "id": 1279717927, "rx_time": 1778914082, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 2, "hop_start": 2, "via_mqtt": false, "want_ack": false, "priority": 70, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 68, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d00004c1b150000dcd3188f01252213086a28017800800100b8010d", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 457965568, "longitude_i": -740556800, "altitude": 143, "time": 1778914082, "location_source": "LOC_MANUAL", "ground_speed": 0, "ground_track": 0, "precision_bits": 13, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (28 bytes)
0d00004c1b150000dcd3188f01252213086a28017800800100b8010d
Hex Analysis:
Size:28 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
!9e77db44 (db44) Primary 0.000s
Reference 		Unknown Unknown 0 44 db44 LongFast 2026-05-16 06:48:06 UTC Current
!9e77db44 (db44) -0.469s
Before 		Unknown Unknown 0 44 db44 LongFast 2026-05-16 06:48:06 UTC View
!9e77db44 (db44) -0.173s
Before 		Unknown Unknown 0 44 db44 LongFast 2026-05-16 06:48:06 UTC View
!9e77db44 (db44) +0.611s
After 		Unknown Unknown 0 44 db44 LongFast 2026-05-16 06:48:07 UTC View
!9e77db44 (db44) +0.624s
After 		Unknown Unknown 0 44 db44 LongFast 2026-05-16 06:48:07 UTC View
!9e77db44 (db44) +0.658s
After 		Unknown Unknown 0 44 db44 LongFast 2026-05-16 06:48:07 UTC View
!9e77db44 (db44) +0.670s
After 		Unknown Unknown 0 44 db44 LongFast 2026-05-16 06:48:07 UTC View
!9e77db44 (db44) +0.843s
After 		Unknown Unknown 0 44 db44 MediumFast 2026-05-16 06:48:07 UTC View
!9e77db44 (db44) +1.209s
After 		Unknown Unknown 0 44 db44 LongFast 2026-05-16 06:48:08 UTC View
!9e77db44 (db44) +1.243s
After 		Unknown Unknown 0 44 db44 LongFast 2026-05-16 06:48:08 UTC View
!9e77db44 (db44) +1.314s
After 		Unknown Unknown 0 44 db44 LongFast 2026-05-16 06:48:08 UTC View
!9e77db44 (db44) +1.352s
After 		Unknown Unknown 0 44 db44 MediumFast 2026-05-16 06:48:08 UTC View
!9e77db44 (db44) +1.390s
After 		Unknown Unknown 0 44 db44 MediumFast 2026-05-16 06:48:08 UTC View
!9e77db44 (db44) +1.470s
After 		Unknown Unknown 0 44 db44 MediumFast 2026-05-16 06:48:08 UTC View
!9e77db44 (db44) +1.495s
After 		Unknown Unknown 0 44 db44 MediumFast 2026-05-16 06:48:08 UTC View
!9e77db44 (db44) +1.521s
After 		Unknown Unknown 0 44 db44 ShortFast 2026-05-16 06:48:08 UTC View
!9e77db44 (db44) +1.571s
After 		Unknown Unknown 0 44 db44 MediumFast 2026-05-16 06:48:08 UTC View
!9e77db44 (db44) +1.606s
After 		Unknown Unknown 0 44 db44 ShortFast 2026-05-16 06:48:08 UTC View
!9e77db44 (db44) +1.641s
After 		Unknown Unknown 0 44 db44 LongFast 2026-05-16 06:48:08 UTC View
!9e77db44 (db44) +1.677s
After 		Unknown Unknown 0 44 db44 ShortFast 2026-05-16 06:48:08 UTC View
!9e77db44 (db44) +1.741s
After 		Unknown Unknown 0 44 db44 MediumFast 2026-05-16 06:48:08 UTC View
!9e77db44 (db44) +1.884s
After 		Unknown Unknown 0 44 db44 ShortFast 2026-05-16 06:48:08 UTC View
!9e77db44 (db44) +2.384s
After 		Unknown Unknown 0 44 db44 ShortTurbo 2026-05-16 06:48:09 UTC View
!9e77db44 (db44) +2.654s
After 		Unknown Unknown 0 44 db44 ShortFast 2026-05-16 06:48:09 UTC View
!9e77db44 (db44) +2.766s
After 		Unknown Unknown 0 44 db44 ShortTurbo 2026-05-16 06:48:09 UTC View
!9e77db44 (db44) +2.778s
After 		Unknown Unknown 0 44 db44 ShortTurbo 2026-05-16 06:48:09 UTC View
!9e77db44 (db44) +2.825s
After 		Unknown Unknown 0 44 db44 ShortTurbo 2026-05-16 06:48:09 UTC View
!9e77db44 (db44) +3.025s
After 		Unknown Unknown 0 44 db44 MediumFast 2026-05-16 06:48:10 UTC View
!9e77db44 (db44) +3.329s
After 		Unknown Unknown 0 44 db44 ShortFast 2026-05-16 06:48:10 UTC View
!9e77db44 (db44) +3.575s
After 		Unknown Unknown 0 44 db44 ShortTurbo 2026-05-16 06:48:10 UTC View
!9e77db44 (db44) +3.587s
After 		Unknown Unknown 0 44 db44 ShortFast 2026-05-16 06:48:10 UTC View
!9e77db44 (db44) +3.727s
After 		Unknown Unknown 0 44 db44 MediumFast 2026-05-16 06:48:10 UTC View
!9e77db44 (db44) +3.895s
After 		Unknown Unknown 0 44 db44 ShortFast 2026-05-16 06:48:10 UTC View
!9e77db44 (db44) +3.956s
After 		Unknown Unknown 0 44 db44 ShortFast 2026-05-16 06:48:10 UTC View
!9e77db44 (db44) +4.096s
After 		Unknown Unknown 0 44 db44 MediumFast 2026-05-16 06:48:11 UTC View
!9e77db44 (db44) +4.652s
After 		Unknown Unknown 0 44 db44 MediumFast 2026-05-16 06:48:11 UTC View
!9e77db44 (db44) +4.742s
After 		Unknown Unknown 0 44 db44 ShortTurbo 2026-05-16 06:48:11 UTC View
!9e77db44 (db44) +4.800s
After 		Unknown Unknown 0 44 db44 ShortFast 2026-05-16 06:48:11 UTC View
!9e77db44 (db44) +4.843s
After 		Unknown Unknown 0 44 db44 ShortTurbo 2026-05-16 06:48:11 UTC View
!9e77db44 (db44) +4.972s
After 		Unknown Unknown 0 44 db44 ShortTurbo 2026-05-16 06:48:11 UTC View
!9e77db44 (db44) +5.174s
After 		Unknown Unknown 0 44 db44 ShortTurbo 2026-05-16 06:48:12 UTC View
!9e77db44 (db44) +5.507s
After 		Unknown Unknown 0 44 db44 ShortTurbo 2026-05-16 06:48:12 UTC View
!9e77db44 (db44) +6.031s
After 		Unknown Unknown 0 44 db44 LongFast 2026-05-16 06:48:13 UTC View
!9e77db44 (db44) +6.201s
After 		Unknown Unknown 0 44 db44 ShortTurbo 2026-05-16 06:48:13 UTC View
!9e77db44 (db44) +6.499s
After 		Unknown Unknown 0 44 db44 ShortFast 2026-05-16 06:48:13 UTC View
45

Total Receptions

1

Unique Gateways