Packet #39610526 Success

POSITION_APP packet from !f557f7d3 to !ffffffff

45
Total Receptions
1
Unique Gateways
3
Hop Count
28
Payload Bytes
Packet Information
Database ID: 39610526
Mesh Packet ID: 0xb6189e84
Used for correlation across gateways
Timestamp: 2026-05-16 14:21:47 UTC
From Node: !f557f7d3 (f7d3)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: kwarc.org 5ff0 (KW5)
Channel: LongFast
RSSI: -93 dBm
SNR: 11.25 dBm
Hop Info: 3/3 hops
Start: 3, Limit: 0
Relay Node: None
Payload Data
Protocol: POSITION_APP
Size: 28 bytes
Decoded: Yes
Decoded Data:
Latitude:43.433984°
Longitude:-80.533914°
Altitude:365 m
Precision:16 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:!a3fb5ff0
Channel:LongFast
Payload Type:POSITION_APP
Hop Count:3 / 3
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 4 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !a3fb5ff0
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 4116182995
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 3
POSITION_APP
enum
decoded.payload_length 28 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 -93.0 dBm
Signal strength at gateway
int32
rx_snr 11.25 dB
Signal quality at gateway
float
rx_time 1778941305
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 1778941307.2461166
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
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Default channel - no encryption
  • ⚠ 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: 16 bits (~364.0m accuracy)
Position precision meters: 364.0
Signal Metrics: RSSI: -93.0 dBm
SNR: 11.25 dB
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": 43.433984, "longitude": -80.5339136, "altitude": 365, "sats_in_view": null, "precision_bits": 16 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!a3fb5ff0", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 4116182995, "to": 4294967295, "id": 3055066756, "rx_time": 1778941305, "rx_snr": 11.25, "rx_rssi": -93, "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": "0d0080e319150080ffcf18ed0225737d086a28017800800100b80110", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 434339840, "longitude_i": -805339136, "altitude": 365, "time": 1778941299, "location_source": "LOC_MANUAL", "ground_speed": 0, "ground_track": 0, "precision_bits": 16, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (28 bytes)
0d0080e319150080ffcf18ed0225737d086a28017800800100b80110
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
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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
-93.0 dBm 11.25 dB 3 - LongFast 2026-05-16 14:21:47 UTC Current
kwarc.org 5ff0 (KW5) -0.082s
Before
-93.0 dBm 11.25 dB 3 - LongFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) -0.071s
Before
-93.0 dBm 11.25 dB 3 - LongFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) -0.060s
Before
-93.0 dBm 11.25 dB 3 - LongFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) -0.048s
Before
-93.0 dBm 11.25 dB 3 - LongFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) -0.036s
Before
-93.0 dBm 11.25 dB 3 - LongFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) -0.025s
Before
-93.0 dBm 11.25 dB 3 - LongFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) -0.013s
Before
-93.0 dBm 11.25 dB 3 - LongFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.012s
After
-93.0 dBm 11.25 dB 3 - LongFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.025s
After
-93.0 dBm 11.25 dB 3 - LongFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.038s
After
-93.0 dBm 11.25 dB 3 - LongFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.050s
After
-93.0 dBm 11.25 dB 3 - MediumFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.062s
After
-93.0 dBm 11.25 dB 3 - MediumFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.074s
After
-93.0 dBm 11.25 dB 3 - MediumFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.085s
After
-93.0 dBm 11.25 dB 3 - MediumFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.096s
After
-93.0 dBm 11.25 dB 3 - MediumFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.107s
After
-93.0 dBm 11.25 dB 3 - MediumFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.125s
After
-93.0 dBm 11.25 dB 3 - MediumFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.137s
After
-93.0 dBm 11.25 dB 3 - MediumFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.148s
After
-93.0 dBm 11.25 dB 3 - MediumFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.159s
After
-93.0 dBm 11.25 dB 3 - MediumFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.170s
After
-93.0 dBm 11.25 dB 3 - MediumFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.183s
After
-93.0 dBm 11.25 dB 3 - ShortFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.196s
After
-93.0 dBm 11.25 dB 3 - ShortFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.208s
After
-93.0 dBm 11.25 dB 3 - ShortFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.221s
After
-93.0 dBm 11.25 dB 3 - ShortFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.233s
After
-93.0 dBm 11.25 dB 3 - ShortFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.246s
After
-93.0 dBm 11.25 dB 3 - ShortFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.267s
After
-93.0 dBm 11.25 dB 3 - ShortFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.279s
After
-93.0 dBm 11.25 dB 3 - ShortFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.291s
After
-93.0 dBm 11.25 dB 3 - ShortFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.302s
After
-93.0 dBm 11.25 dB 3 - ShortFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.313s
After
-93.0 dBm 11.25 dB 3 - ShortFast 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.325s
After
-93.0 dBm 11.25 dB 3 - ShortTurbo 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.336s
After
-93.0 dBm 11.25 dB 3 - ShortTurbo 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.347s
After
-93.0 dBm 11.25 dB 3 - ShortTurbo 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.359s
After
-93.0 dBm 11.25 dB 3 - ShortTurbo 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.370s
After
-93.0 dBm 11.25 dB 3 - ShortTurbo 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.383s
After
-93.0 dBm 11.25 dB 3 - ShortTurbo 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.396s
After
-93.0 dBm 11.25 dB 3 - ShortTurbo 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.410s
After
-93.0 dBm 11.25 dB 3 - ShortTurbo 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.424s
After
-93.0 dBm 11.25 dB 3 - ShortTurbo 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.436s
After
-93.0 dBm 11.25 dB 3 - ShortTurbo 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.448s
After
-93.0 dBm 11.25 dB 3 - ShortTurbo 2026-05-16 14:21:47 UTC View
kwarc.org 5ff0 (KW5) +0.460s
After
-93.0 dBm 11.25 dB 3 - LongFast 2026-05-16 14:21:47 UTC View
45

Total Receptions

1

Unique Gateways