Packet #17801402 Success

POSITION_APP packet from !7a653a55 to !ffffffff

45
Total Receptions
1
Unique Gateways
3
Hop Count
37
Payload Bytes
Packet Information
Database ID: 17801402
Mesh Packet ID: 0x9ad64d8a
Used for correlation across gateways
Timestamp: 2026-03-27 09:56:00 UTC
From Node: !7a653a55 (3a55)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: kwarc.org 5ff0 (KW5)
Channel: ShortFast
RSSI: -95 dBm
SNR: 13.25 dBm
Hop Info: 3/3 hops
Start: 3, Limit: 0
Relay Node: None
Payload Data
Protocol: POSITION_APP
Size: 37 bytes
Decoded: Yes
Decoded Data:
Latitude:43.434126°
Longitude:-80.534156°
Altitude:135 m
Satellites:6
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:37 bytes
Gateway:!a3fb5ff0
Channel:ShortFast
Payload Type:POSITION_APP
Hop Count:3 / 3
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 1 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 3 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !a3fb5ff0
Node ID format
channel_id ShortFast
packet MeshPacket (37 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2053454421
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 3
POSITION_APP
enum
decoded.payload_length 37 bytes size
hop_limit Not set uint32
hop_start 3
Initial hop limit
uint32
hops_taken 3
Calculated: hop_start - hop_limit
derived
rx_rssi -95.0 dBm
Signal strength at gateway
int32
rx_snr 13.25 dB
Signal quality at gateway
float
rx_time 1774605359
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 Not set uint32
tx_after Not set uint32
timestamp 1774605360.474266
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
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Full GPS precision shared
  • ⚠ Multi-hop path visible (3 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !a3fb5ff0
Position Precision: 32 bits (~1.0m accuracy)
Position precision meters: 1.0
Signal Metrics: RSSI: -95.0 dBm
SNR: 13.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:POSITION_APP
Size:37 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 43.4341258, "longitude": -80.5341563, "altitude": 135, "sats_in_view": 6, "precision_bits": 32 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!a3fb5ff0", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2053454421, "to": 4294967295, "id": 2597735818, "rx_time": 1774605359, "rx_snr": 13.25, "rx_rssi": -95, "hop_limit": 0, "hop_start": 3, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 0, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d8a85e319158576ffcf188701252954c669280258b40478008001d0db9f09980106b80120", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 434341258, "longitude_i": -805341563, "altitude": 135, "time": 1774605353, "location_source": "LOC_INTERNAL", "PDOP": 564, "ground_speed": 0, "ground_track": 19394000, "sats_in_view": 6, "precision_bits": 32, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (37 bytes)
0d8a85e319158576ffcf188701252954c669280258b40478008001d0db9f09980106b80120
Hex Analysis:
Size:37 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
kwarc.org 5ff0 (KW5) Primary 0.000s
Reference
-95.0 dBm 13.25 dB 3 - ShortFast 2026-03-27 09:56:00 UTC Current
kwarc.org 5ff0 (KW5) -0.365s
Before
-95.0 dBm 13.25 dB 3 - LongFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) -0.347s
Before
-95.0 dBm 13.25 dB 3 - LongFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) -0.330s
Before
-95.0 dBm 13.25 dB 3 - LongFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) -0.306s
Before
-95.0 dBm 13.25 dB 3 - LongFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) -0.297s
Before
-95.0 dBm 13.25 dB 3 - LongFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) -0.281s
Before
-95.0 dBm 13.25 dB 3 - LongFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) -0.268s
Before
-95.0 dBm 13.25 dB 3 - LongFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) -0.256s
Before
-95.0 dBm 13.25 dB 3 - LongFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) -0.244s
Before
-95.0 dBm 13.25 dB 3 - LongFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) -0.232s
Before
-95.0 dBm 13.25 dB 3 - LongFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) -0.220s
Before
-95.0 dBm 13.25 dB 3 - LongFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) -0.208s
Before
-95.0 dBm 13.25 dB 3 - MediumFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) -0.196s
Before
-95.0 dBm 13.25 dB 3 - MediumFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) -0.184s
Before
-95.0 dBm 13.25 dB 3 - MediumFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) -0.162s
Before
-95.0 dBm 13.25 dB 3 - MediumFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) -0.142s
Before
-95.0 dBm 13.25 dB 3 - MediumFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) -0.132s
Before
-95.0 dBm 13.25 dB 3 - MediumFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) -0.121s
Before
-95.0 dBm 13.25 dB 3 - MediumFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) -0.110s
Before
-95.0 dBm 13.25 dB 3 - MediumFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) -0.098s
Before
-95.0 dBm 13.25 dB 3 - MediumFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) -0.086s
Before
-95.0 dBm 13.25 dB 3 - MediumFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) -0.074s
Before
-95.0 dBm 13.25 dB 3 - MediumFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) -0.061s
Before
-95.0 dBm 13.25 dB 3 - ShortFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) -0.049s
Before
-95.0 dBm 13.25 dB 3 - ShortFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) -0.038s
Before
-95.0 dBm 13.25 dB 3 - ShortFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) -0.014s
Before
-95.0 dBm 13.25 dB 3 - ShortFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) +0.010s
After
-95.0 dBm 13.25 dB 3 - ShortFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) +0.021s
After
-95.0 dBm 13.25 dB 3 - ShortFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) +0.032s
After
-95.0 dBm 13.25 dB 3 - ShortFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) +0.052s
After
-95.0 dBm 13.25 dB 3 - ShortFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) +0.063s
After
-95.0 dBm 13.25 dB 3 - ShortFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) +0.073s
After
-95.0 dBm 13.25 dB 3 - ShortFast 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) +0.083s
After
-95.0 dBm 13.25 dB 3 - ShortTurbo 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) +0.094s
After
-95.0 dBm 13.25 dB 3 - ShortTurbo 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) +0.107s
After
-95.0 dBm 13.25 dB 3 - ShortTurbo 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) +0.119s
After
-95.0 dBm 13.25 dB 3 - ShortTurbo 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) +0.131s
After
-95.0 dBm 13.25 dB 3 - ShortTurbo 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) +0.143s
After
-95.0 dBm 13.25 dB 3 - ShortTurbo 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) +0.155s
After
-95.0 dBm 13.25 dB 3 - ShortTurbo 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) +0.167s
After
-95.0 dBm 13.25 dB 3 - ShortTurbo 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) +0.179s
After
-95.0 dBm 13.25 dB 3 - ShortTurbo 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) +0.191s
After
-95.0 dBm 13.25 dB 3 - ShortTurbo 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) +0.202s
After
-95.0 dBm 13.25 dB 3 - ShortTurbo 2026-03-27 09:56:00 UTC View
kwarc.org 5ff0 (KW5) +0.213s
After
-95.0 dBm 13.25 dB 3 - LongFast 2026-03-27 09:56:00 UTC View
45

Total Receptions

1

Unique Gateways