Packet #17999306 Success

POSITION_APP packet from FourSisters (4sis) to !ffffffff

46
Total Receptions
2
Unique Gateways
0
Hop Count
25
Payload Bytes
Packet Information
Database ID: 17999306
Mesh Packet ID: 0x63f0d020
Used for correlation across gateways
Timestamp: 2026-03-27 20:31:27 UTC
From Node: FourSisters (4sis)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: FourSisters (4sis)
Channel: ShortFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/4 hops
Start: 4, Limit: 4
Relay Node: e8 4sis
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: 25 bytes
Decoded: Yes
Decoded Data:
Latitude:49.283499°
Longitude:-123.100690°
Altitude:24 m
Precision:32 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:25 bytes
Gateway:!a0cb14e8
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
+ 2 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !a0cb14e8
Node ID format
channel_id ShortFast
packet MeshPacket (25 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2697663720
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 3
POSITION_APP 		enum
decoded.payload_length 25 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 Not set 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 232
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774643487.0666828
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
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Full GPS precision shared
MQTT-Specific Fields
Gateway ID: !a0cb14e8
Position Precision: 32 bits (~1.0m accuracy)
Position precision meters: 1.0
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:25 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 49.2834986, "longitude": -123.10069, "altitude": 24, "sats_in_view": null, "precision_bits": 32 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!a0cb14e8", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2697663720, "to": 4294967295, "id": 1676726304, "rx_time": 0, "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": 232, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0daa10601d154c53a0b6181828017800800100b00101b80120", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 492834986, "longitude_i": -1231006900, "altitude": 24, "location_source": "LOC_MANUAL", "ground_speed": 0, "ground_track": 0, "seq_number": 1, "precision_bits": 32, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (25 bytes)
0daa10601d154c53a0b6181828017800800100b00101b80120
Hex Analysis:
Size:25 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
FourSisters (4sis) Primary 0.000s
Reference 		Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 20:31:27 UTC Current
FourSisters (4sis) -0.280s
Before 		Unknown Unknown 0 e8 4sis LongFast 2026-03-27 20:31:26 UTC View
FourSisters (4sis) -0.248s
Before 		Unknown Unknown 0 e8 4sis LongFast 2026-03-27 20:31:26 UTC View
FourSisters (4sis) -0.238s
Before 		Unknown Unknown 0 e8 4sis LongFast 2026-03-27 20:31:26 UTC View
FourSisters (4sis) -0.227s
Before 		Unknown Unknown 0 e8 4sis LongFast 2026-03-27 20:31:26 UTC View
FourSisters (4sis) -0.216s
Before 		Unknown Unknown 0 e8 4sis LongFast 2026-03-27 20:31:26 UTC View
FourSisters (4sis) -0.206s
Before 		Unknown Unknown 0 e8 4sis LongFast 2026-03-27 20:31:26 UTC View
FourSisters (4sis) -0.194s
Before 		Unknown Unknown 0 e8 4sis LongFast 2026-03-27 20:31:26 UTC View
FourSisters (4sis) -0.182s
Before 		Unknown Unknown 0 e8 4sis LongFast 2026-03-27 20:31:26 UTC View
FourSisters (4sis) -0.170s
Before 		Unknown Unknown 0 e8 4sis LongFast 2026-03-27 20:31:26 UTC View
FourSisters (4sis) -0.157s
Before 		Unknown Unknown 0 e8 4sis LongFast 2026-03-27 20:31:26 UTC View
FourSisters (4sis) -0.146s
Before 		Unknown Unknown 0 e8 4sis LongFast 2026-03-27 20:31:26 UTC View
FourSisters (4sis) -0.135s
Before 		Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 20:31:26 UTC View
FourSisters (4sis) -0.123s
Before 		Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 20:31:26 UTC View
FourSisters (4sis) -0.112s
Before 		Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 20:31:26 UTC View
FourSisters (4sis) -0.101s
Before 		Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 20:31:26 UTC View
FourSisters (4sis) -0.090s
Before 		Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 20:31:26 UTC View
FourSisters (4sis) -0.079s
Before 		Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 20:31:26 UTC View
FourSisters (4sis) -0.068s
Before 		Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 20:31:26 UTC View
FourSisters (4sis) -0.057s
Before 		Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 20:31:27 UTC View
FourSisters (4sis) -0.047s
Before 		Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 20:31:27 UTC View
FourSisters (4sis) -0.036s
Before 		Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 20:31:27 UTC View
FourSisters (4sis) -0.025s
Before 		Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 20:31:27 UTC View
FourSisters (4sis) -0.013s
Before 		Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 20:31:27 UTC View
FourSisters (4sis) +0.012s
After 		Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 20:31:27 UTC View
FourSisters (4sis) +0.024s
After 		Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 20:31:27 UTC View
FourSisters (4sis) +0.036s
After 		Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 20:31:27 UTC View
FourSisters (4sis) +0.048s
After 		Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 20:31:27 UTC View
FourSisters (4sis) +0.060s
After 		Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 20:31:27 UTC View
FourSisters (4sis) +0.072s
After 		Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 20:31:27 UTC View
FourSisters (4sis) +0.083s
After 		Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 20:31:27 UTC View
FourSisters (4sis) +0.100s
After 		Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 20:31:27 UTC View
FourSisters (4sis) +0.111s
After 		Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 20:31:27 UTC View
FourSisters (4sis) +0.122s
After 		Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 20:31:27 UTC View
FourSisters (4sis) +0.132s
After 		Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 20:31:27 UTC View
FourSisters (4sis) +0.143s
After 		Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 20:31:27 UTC View
FourSisters (4sis) +0.154s
After 		Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 20:31:27 UTC View
FourSisters (4sis) +0.166s
After 		Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 20:31:27 UTC View
FourSisters (4sis) +0.178s
After 		Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 20:31:27 UTC View
FourSisters (4sis) +0.191s
After 		Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 20:31:27 UTC View
FourSisters (4sis) +0.203s
After 		Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 20:31:27 UTC View
FourSisters (4sis) +0.229s
After 		Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 20:31:27 UTC View
FourSisters (4sis) +0.241s
After 		Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 20:31:27 UTC View
FourSisters (4sis) +0.252s
After 		Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 20:31:27 UTC View
FourSisters (4sis) +0.264s
After 		Unknown Unknown 0 e8 4sis LongFast 2026-03-27 20:31:27 UTC View
Storm #02 🇨🇦 (S#02) +194.782s
After 		-115.0 dBm -18.25 dB 2 f6 LongFast 2026-03-27 20:34:41 UTC View
46

Total Receptions

2

Unique Gateways