Packet #39435472 Success

POSITION_APP packet from !041138f4 to !ffffffff

47
Total Receptions
3
Unique Gateways
3
Hop Count
23
Payload Bytes
Packet Information
Database ID: 39435472
Mesh Packet ID: 0xc1a77e7d
Used for correlation across gateways
Timestamp: 2026-05-16 04:33:01 UTC
From Node: !041138f4 (38f4)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: TINKERBELL L20/USON mt.gt 6358 (TINK)
Channel: ShortTurbo
RSSI: -118 dBm
SNR: -7.5 dBm
Hop Info: 3/7 hops
Start: 7, Limit: 4
Relay Node: f1
Last byte of the last hop that relayed this packet
Payload Data
Protocol: POSITION_APP
Size: 23 bytes
Decoded: Yes
Decoded Data:
Latitude:43.070259°
Longitude:-78.826701°
Altitude:145 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:23 bytes
Gateway:!433a6358
Channel:ShortTurbo
Payload Type:POSITION_APP
Hop Count:3 / 7
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortTurbo
+ 2 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !433a6358
Node ID format
channel_id ShortTurbo
packet MeshPacket (23 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 68237556
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 3
POSITION_APP
enum
decoded.payload_length 23 bytes size
hop_limit 4
Remaining hops allowed
uint32
hop_start 7
Initial hop limit
uint32
hops_taken 3
Calculated: hop_start - hop_limit
derived
rx_rssi -118.0 dBm
Signal strength at gateway
int32
rx_snr -7.50 dB
Signal quality at gateway
float
rx_time 1778905978
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 241
Relay node ID
uint32
tx_after Not set uint32
timestamp 1778905981.373237
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: ShortTurbo
  • ✓ Gateway node ID tracked
  • ✓ Reduced position precision: ~2900.0m accuracy
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (3 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !433a6358
Position Precision: 13 bits (~2900.0m accuracy)
Position precision meters: 2900.0
Signal Metrics: RSSI: -118.0 dBm
SNR: -7.50 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:POSITION_APP
Size:23 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 43.0702592, "longitude": -78.8267008, "altitude": 145, "sats_in_view": null, "precision_bits": 13 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!433a6358", "channel_id": "ShortTurbo", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 68237556, "to": 4294967295, "id": 3248979581, "rx_time": 1778905978, "rx_snr": -7.5, "rx_rssi": -118, "hop_limit": 4, "hop_start": 7, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 241, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d0000ac1915000004d118910128017800800100b8010d", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 430702592, "longitude_i": -788267008, "altitude": 145, "location_source": "LOC_MANUAL", "ground_speed": 0, "ground_track": 0, "precision_bits": 13, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (23 bytes)
0d0000ac1915000004d118910128017800800100b8010d
Hex Analysis:
Size:23 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
TINKERBELL L20/USON mt.gt 6358 (TINK) Primary 0.000s
Reference
-118.0 dBm -7.50 dB 3 f1 ShortTurbo 2026-05-16 04:33:01 UTC Current
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.658s
Before
-118.0 dBm -7.50 dB 3 f1 LongFast 2026-05-16 04:33:00 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.597s
Before
-118.0 dBm -7.50 dB 3 f1 LongFast 2026-05-16 04:33:00 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.559s
Before
-118.0 dBm -7.50 dB 3 f1 LongFast 2026-05-16 04:33:00 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.515s
Before
-118.0 dBm -7.50 dB 3 f1 LongFast 2026-05-16 04:33:00 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.503s
Before
-118.0 dBm -7.50 dB 3 f1 LongFast 2026-05-16 04:33:00 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.490s
Before
-118.0 dBm -7.50 dB 3 f1 LongFast 2026-05-16 04:33:00 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.476s
Before
-118.0 dBm -7.50 dB 3 f1 LongFast 2026-05-16 04:33:00 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.462s
Before
-118.0 dBm -7.50 dB 3 f1 LongFast 2026-05-16 04:33:00 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.449s
Before
-118.0 dBm -7.50 dB 3 f1 LongFast 2026-05-16 04:33:00 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.436s
Before
-118.0 dBm -7.50 dB 3 f1 LongFast 2026-05-16 04:33:00 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.422s
Before
-118.0 dBm -7.50 dB 3 f1 LongFast 2026-05-16 04:33:00 UTC View
AH001 (0d74) -0.409s
Before
-121.0 dBm -14.50 dB 3 f1 LongFast 2026-05-16 04:33:00 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.395s
Before
-118.0 dBm -7.50 dB 3 f1 MediumFast 2026-05-16 04:33:00 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.383s
Before
-118.0 dBm -7.50 dB 3 f1 MediumFast 2026-05-16 04:33:00 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.370s
Before
-118.0 dBm -7.50 dB 3 f1 MediumFast 2026-05-16 04:33:01 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.358s
Before
-118.0 dBm -7.50 dB 3 f1 MediumFast 2026-05-16 04:33:01 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.346s
Before
-118.0 dBm -7.50 dB 3 f1 MediumFast 2026-05-16 04:33:01 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.333s
Before
-118.0 dBm -7.50 dB 3 f1 MediumFast 2026-05-16 04:33:01 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.323s
Before
-118.0 dBm -7.50 dB 3 f1 MediumFast 2026-05-16 04:33:01 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.310s
Before
-118.0 dBm -7.50 dB 3 f1 MediumFast 2026-05-16 04:33:01 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.297s
Before
-118.0 dBm -7.50 dB 3 f1 MediumFast 2026-05-16 04:33:01 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.284s
Before
-118.0 dBm -7.50 dB 3 f1 MediumFast 2026-05-16 04:33:01 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.273s
Before
-118.0 dBm -7.50 dB 3 f1 MediumFast 2026-05-16 04:33:01 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.262s
Before
-118.0 dBm -7.50 dB 3 f1 ShortFast 2026-05-16 04:33:01 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.248s
Before
-118.0 dBm -7.50 dB 3 f1 ShortFast 2026-05-16 04:33:01 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.233s
Before
-118.0 dBm -7.50 dB 3 f1 ShortFast 2026-05-16 04:33:01 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.220s
Before
-118.0 dBm -7.50 dB 3 f1 ShortFast 2026-05-16 04:33:01 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.203s
Before
-118.0 dBm -7.50 dB 3 f1 ShortFast 2026-05-16 04:33:01 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.147s
Before
-118.0 dBm -7.50 dB 3 f1 ShortFast 2026-05-16 04:33:01 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.129s
Before
-118.0 dBm -7.50 dB 3 f1 ShortFast 2026-05-16 04:33:01 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.116s
Before
-118.0 dBm -7.50 dB 3 f1 ShortFast 2026-05-16 04:33:01 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.103s
Before
-118.0 dBm -7.50 dB 3 f1 ShortFast 2026-05-16 04:33:01 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.085s
Before
-118.0 dBm -7.50 dB 3 f1 ShortFast 2026-05-16 04:33:01 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.069s
Before
-118.0 dBm -7.50 dB 3 f1 ShortFast 2026-05-16 04:33:01 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.052s
Before
-118.0 dBm -7.50 dB 3 f1 ShortTurbo 2026-05-16 04:33:01 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.036s
Before
-118.0 dBm -7.50 dB 3 f1 ShortTurbo 2026-05-16 04:33:01 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.015s
Before
-118.0 dBm -7.50 dB 3 f1 ShortTurbo 2026-05-16 04:33:01 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.012s
After
-118.0 dBm -7.50 dB 3 f1 ShortTurbo 2026-05-16 04:33:01 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.024s
After
-118.0 dBm -7.50 dB 3 f1 ShortTurbo 2026-05-16 04:33:01 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.038s
After
-118.0 dBm -7.50 dB 3 f1 ShortTurbo 2026-05-16 04:33:01 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.054s
After
-118.0 dBm -7.50 dB 3 f1 ShortTurbo 2026-05-16 04:33:01 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.067s
After
-118.0 dBm -7.50 dB 3 f1 ShortTurbo 2026-05-16 04:33:01 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.080s
After
-118.0 dBm -7.50 dB 3 f1 ShortTurbo 2026-05-16 04:33:01 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.093s
After
-118.0 dBm -7.50 dB 3 f1 ShortTurbo 2026-05-16 04:33:01 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.110s
After
-118.0 dBm -7.50 dB 3 f1 LongFast 2026-05-16 04:33:01 UTC View
LAMBSAUCE L20/US/ON/wood mt.gt 5234 (LAMB) +0.122s
After
Unknown Unknown 4 58 TINK LongFast 2026-05-16 04:33:01 UTC View
47

Total Receptions

3

Unique Gateways