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"""Simulate metadata service until it is implemented.
"""
def get_instrument(observatory, start_time=None, end_time=None, metadata=None):
"""Get instrument metadata
Args:
observatory: observatory code
start_time: start time to match, or None to match any.
end_time: end time to match, or None to match any.
metadata: use custom list, defaults to _INSTRUMENT_METADATA
Returns:
list of matching metadata
"""
metadata = metadata or _INSTRUMENT_METADATA
return [
m
for m in metadata
if m["station"] == observatory
and (end_time is None or m["start_time"] is None or m["start_time"] < end_time)
and (start_time is None or m["end_time"] is None or m["end_time"] > start_time)
]
"""
To make this list easier to maintain:
- List NT network stations first, then other networks in alphabetical order
- Within networks, alphabetize by station, then start_time.
"""
_INSTRUMENT_METADATA = [
{
"network": "NT",
"station": "BDT",
"start_time": None,
"end_time": None,
"instrument": {
"type": "FGE",
"channels": {
# each channel maps to a list of components to calculate nT
# TODO: calculate these lists based on "FGE" type
"U": [{"channel": "U_Volt", "offset": 20613, "scale": 966.762}],
"V": [{"channel": "V_Volt", "offset": 0, "scale": 944.125}],
"W": [{"channel": "W_Volt", "offset": 47450, "scale": 975.587}],
},
"electronics": {
# these scale values are used to convert voltage
"x-scale": 966.762, # nT/V
"y-scale": 944.125, # nT/V
"z-scale": 975.587, # nT/V
"temperature-scale": 0.01, # V/K
},
"sensor": {
# these constants combine with instrument setting for offset
"x-constant": 37027, # nT/mA
"y-constant": 36160, # nT/mA
"z-constant": 37365, # nT/mA
},
},
},
{
"network": "NT",
"station": "BOU",
"start_time": None,
"end_time": None,
"instrument": {
"type": "Narod",
"channels": {
"U": [
{"channel": "U_Volt", "offset": 0, "scale": 100},
{"channel": "U_Bin", "offset": 0, "scale": 500},
],
"V": [
{"channel": "V_Volt", "offset": 0, "scale": 100},
{"channel": "V_Bin", "offset": 0, "scale": 500},
],
"W": [
{"channel": "W_Volt", "offset": 0, "scale": 100},
{"channel": "W_Bin", "offset": 0, "scale": 500},
],
},
},
},
{
"network": "NT",
"station": "BXX",
"start_time": None,
"end_time": None,
"instrument": {
"type": "Narod",
"channels": {
"U": [
{"channel": "U_Volt", "offset": 0, "scale": 100},
{"channel": "U_Bin", "offset": 0, "scale": 500},
],
"V": [
{"channel": "V_Volt", "offset": 0, "scale": 100},
{"channel": "V_Bin", "offset": 0, "scale": 500},
],
"W": [
{"channel": "W_Volt", "offset": 0, "scale": 100},
{"channel": "W_Bin", "offset": 0, "scale": 500},
],
},
},
},
{
"network": "NT",
"station": "BRT",
"start_time": None,
"end_time": None,
"instrument": {
"type": "Narod",
"channels": {
"U": [
{"channel": "U_Volt", "offset": 0, "scale": 100},
{"channel": "U_Bin", "offset": 0, "scale": 506},
],
"V": [
{"channel": "V_Volt", "offset": 0, "scale": 100},
{"channel": "V_Bin", "offset": 0, "scale": 505.6},
],
"W": [
{"channel": "W_Volt", "offset": 0, "scale": 100},
{"channel": "W_Bin", "offset": 0, "scale": 506},
],
},
},
},
{
"network": "NT",
"station": "BRW",
"start_time": None,
"end_time": None,
"instrument": {
"type": "Narod",
"channels": {
"U": [
{"channel": "U_Volt", "offset": 0, "scale": 100},
{"channel": "U_Bin", "offset": 0, "scale": 506},
],
"V": [
{"channel": "V_Volt", "offset": 0, "scale": 100},
{"channel": "V_Bin", "offset": 0, "scale": 505.6},
],
"W": [
{"channel": "W_Volt", "offset": 0, "scale": 100},
{"channel": "W_Bin", "offset": 0, "scale": 506},
],
},
},
},
{
"network": "NT",
"station": "BSL",
"start_time": None,
"end_time": None,
"instrument": {
"type": "Narod",
"channels": {
"U": [
{"channel": "U_Volt", "offset": 0, "scale": 100},
{"channel": "U_Bin", "offset": 0, "scale": 500},
],
"V": [
{"channel": "V_Volt", "offset": 0, "scale": 100},
{"channel": "V_Bin", "offset": 0, "scale": 500},
],
"W": [
{"channel": "W_Volt", "offset": 0, "scale": 100},
{"channel": "W_Bin", "offset": 0, "scale": 500},
],
},
},
},
{
"network": "NT",
"station": "CMO",
"start_time": None,
"end_time": None,
"instrument": {
"type": "Narod",
"channels": {
"U": [
{"channel": "U_Volt", "offset": 0, "scale": 99.4},
{"channel": "U_Bin", "offset": 0, "scale": 502.5},
],
"V": [
{"channel": "V_Volt", "offset": 0, "scale": 101.5},
{"channel": "V_Bin", "offset": 0, "scale": 512.5},
],
"W": [
{"channel": "W_Volt", "offset": 0, "scale": 100.98},
{"channel": "W_Bin", "offset": 0, "scale": 509.15},
],
},
},
},
{
"network": "NT",
"station": "CMT",
"start_time": None,
"end_time": None,
"instrument": {
"type": "FGE",
"channels": {
# each channel maps to a list of components to calculate nT
# TODO: calculate these lists based on "FGE" type
"U": [{"channel": "U_Volt", "offset": 0, "scale": 967.7}],
"V": [{"channel": "V_Volt", "offset": 0, "scale": 969.7}],
"W": [{"channel": "W_Volt", "offset": 0, "scale": 973.4}],
},
"electronics": {
"serial": "E0568",
# these scale values are used to convert voltage
"x-scale": 967.7, # nT/V
"y-scale": 969.7, # nT/V
"z-scale": 973.4, # nT/V
"temperature-scale": 0.01, # V/K
},
"sensor": {
"serial": "S0443",
# these constants combine with instrument setting for offset
"x-constant": 37062, # nT/mA
"y-constant": 37141, # nT/mA
"z-constant": 37281, # nT/mA
},
},
},
{
"network": "NT",
"station": "DED",
"start_time": None,
"end_time": None,
"instrument": {
"type": "Narod",
"channels": {
"U": [
{"channel": "U_Volt", "offset": 0, "scale": 100},
{"channel": "U_Bin", "offset": 0, "scale": 508.20},
],
"V": [
{"channel": "V_Volt", "offset": 0, "scale": 100},
{"channel": "V_Bin", "offset": 0, "scale": 508.40},
],
"W": [
{"channel": "W_Volt", "offset": 0, "scale": 100},
{"channel": "W_Bin", "offset": 0, "scale": 508.03},
],
},
},
},
{
"network": "NT",
"station": "FDT",
"start_time": None,
"end_time": None,
"instrument": {
"type": "Narod",
"channels": {
"U": [
{"channel": "U_Volt", "offset": 0, "scale": 100},
{"channel": "U_Bin", "offset": 0, "scale": 500},
],
"V": [
{"channel": "V_Volt", "offset": 0, "scale": 100},
{"channel": "V_Bin", "offset": 0, "scale": 500},
],
"W": [
{"channel": "W_Volt", "offset": 0, "scale": 100},
{"channel": "W_Bin", "offset": 0, "scale": 500},
],
},
},
},
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{
"network": "NT",
"station": "FRD",
"start_time": None,
"end_time": None,
"instrument": {
"type": "Narod",
"channels": {
"U": [
{"channel": "U_Volt", "offset": 0, "scale": 100},
{"channel": "U_Bin", "offset": 0, "scale": 500},
],
"V": [
{"channel": "V_Volt", "offset": 0, "scale": 100},
{"channel": "V_Bin", "offset": 0, "scale": 500},
],
"W": [
{"channel": "W_Volt", "offset": 0, "scale": 100},
{"channel": "W_Bin", "offset": 0, "scale": 500},
],
},
},
},
{
"network": "NT",
"station": "FRN",
"start_time": None,
"end_time": None,
"instrument": {
"type": "Narod",
"channels": {
"U": [
{"channel": "U_Volt", "offset": 0, "scale": 98.48},
{"channel": "U_Bin", "offset": 0, "scale": 497.50},
],
"V": [
{"channel": "V_Volt", "offset": 0, "scale": 100.60},
{"channel": "V_Bin", "offset": 0, "scale": 506},
],
"W": [
{"channel": "W_Volt", "offset": 0, "scale": 99},
{"channel": "W_Bin", "offset": 0, "scale": 501},
],
},
},
},
{
"network": "NT",
"station": "GUA",
"start_time": None,
"end_time": None,
"instrument": {
"type": "Narod",
"channels": {
"U": [
{"channel": "U_Volt", "offset": 0, "scale": 100},
{"channel": "U_Bin", "offset": 0, "scale": 500},
],
"V": [
{"channel": "V_Volt", "offset": 0, "scale": 100},
{"channel": "V_Bin", "offset": 0, "scale": 500},
],
"W": [
{"channel": "W_Volt", "offset": 0, "scale": 100},
{"channel": "W_Bin", "offset": 0, "scale": 500},
],
},
},
},
{
"network": "NT",
"station": "GUT",
"start_time": None,
"end_time": None,
"instrument": {
"type": "FGE",
"channels": {
# each channel maps to a list of components to calculate nT
# TODO: calculate these lists based on "FGE" type
"U": [{"channel": "U_Volt", "offset": 0, "scale": 314.28}],
"V": [{"channel": "V_Volt", "offset": 0, "scale": 310.48}],
"W": [{"channel": "W_Volt", "offset": 0, "scale": 317.5}],
},
# this info should get updated when available
"electronics": {
"serial": "E0542",
# these scale values are used to convert voltage
"x-scale": 314.28, # V/nT
"y-scale": 310.48, # V/nT
"z-scale": 317.5, # V/nT
"temperature-scale": 0.01, # V/K
},
"sensor": {
"serial": "S0420",
# these constants combine with instrument setting for offset
"x-constant": 37085, # nT/mA
"y-constant": 36637, # nT/mA
"z-constant": 37465, # nT/mA
{
"network": "NT",
"station": "HON",
"start_time": None,
"end_time": None,
"instrument": {
"type": "Narod",
"channels": {
"U": [
{"channel": "U_Volt", "offset": 0, "scale": 100},
{"channel": "U_Bin", "offset": 0, "scale": 500},
],
"V": [
{"channel": "V_Volt", "offset": 0, "scale": 100},
{"channel": "V_Bin", "offset": 0, "scale": 500},
],
"W": [
{"channel": "W_Volt", "offset": 0, "scale": 100},
{"channel": "W_Bin", "offset": 0, "scale": 500},
],
},
},
},
{
"network": "NT",
"station": "HOT",
"start_time": None,
"end_time": None,
"instrument": {
"type": "FGE",
"channels": {
# each channel maps to a list of components to calculate nT
# TODO: calculate these lists based on "FGE" type
"U": [{"channel": "U_Volt", "offset": 0, "scale": 971.8}],
"V": [{"channel": "V_Volt", "offset": 0, "scale": 970.6}],
"W": [{"channel": "W_Volt", "offset": 0, "scale": 960.2}],
# this info should get updated when available
"electronics": {
"serial": "E558",
# these scale values are used to convert voltage
# these are calculated using Ohm's law, given scaling resistor value, and given nT/mA values.
"x-scale": 971.8, # nT/V
"y-scale": 970.6, # nT/V
"z-scale": 960.2, # nT/V
"temperature-scale": 0.01, # V/K
},
"sensor": {
"serial": "S0428",
# these constants combine with instrument setting for offset
"x-constant": 37220, # nT/mA
"y-constant": 37175, # nT/mA
"z-constant": 36775, # nT/mA
},
{
"network": "NT",
"station": "NEW",
"start_time": None,
"end_time": None,
"instrument": {
"type": "Narod",
"channels": {
"U": [
{"channel": "U_Volt", "offset": 0, "scale": 100},
{"channel": "U_Bin", "offset": 0, "scale": 500},
],
"V": [
{"channel": "V_Volt", "offset": 0, "scale": 100},
{"channel": "V_Bin", "offset": 0, "scale": 500},
],
"W": [
{"channel": "W_Volt", "offset": 0, "scale": 100},
{"channel": "W_Bin", "offset": 0, "scale": 500},
],
},
},
},
{
"network": "NT",
"station": "LLO",
"start_time": None,
"end_time": None,
"instrument": {
"type": "Narod",
"channels": {
"U": [
{"channel": "U_Volt", "offset": 0, "scale": 100},
{"channel": "U_Bin", "offset": 0, "scale": 500},
],
"V": [
{"channel": "V_Volt", "offset": 0, "scale": 100},
{"channel": "V_Bin", "offset": 0, "scale": 500},
],
"W": [
{"channel": "W_Volt", "offset": 0, "scale": 100},
{"channel": "W_Bin", "offset": 0, "scale": 500},
],
},
},
},
{
"network": "NT",
"station": "SHU",
"start_time": None,
"end_time": None,
"instrument": {
"type": "Narod",
"channels": {
"U": [
{"channel": "U_Volt", "offset": 0, "scale": 100},
{"channel": "U_Bin", "offset": 0, "scale": 505},
],
"V": [
{"channel": "V_Volt", "offset": 0, "scale": 100},
{"channel": "V_Bin", "offset": 0, "scale": 505},
],
"W": [
{"channel": "W_Volt", "offset": 0, "scale": 100},
{"channel": "W_Bin", "offset": 0, "scale": 505},
],
},
},
},
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{
"network": "NT",
"station": "SIT",
"start_time": None,
"end_time": None,
"instrument": {
"type": "Narod",
"channels": {
"U": [
{"channel": "U_Volt", "offset": 0, "scale": 100},
{"channel": "U_Bin", "offset": 0, "scale": 500},
],
"V": [
{"channel": "V_Volt", "offset": 0, "scale": 100},
{"channel": "V_Bin", "offset": 0, "scale": 500},
],
"W": [
{"channel": "W_Volt", "offset": 0, "scale": 100},
{"channel": "W_Bin", "offset": 0, "scale": 500},
],
},
},
},
{
"network": "NT",
"station": "SJG",
"start_time": None,
"end_time": None,
"instrument": {
"type": "Narod",
"channels": {
"U": [
{"channel": "U_Volt", "offset": 0, "scale": 100},
{"channel": "U_Bin", "offset": 0, "scale": 500},
],
"V": [
{"channel": "V_Volt", "offset": 0, "scale": 100},
{"channel": "V_Bin", "offset": 0, "scale": 500},
],
"W": [
{"channel": "W_Volt", "offset": 0, "scale": 100},
{"channel": "W_Bin", "offset": 0, "scale": 500},
],
},
},
},
{
"network": "NT",
"station": "SJT",
"start_time": None,
"end_time": None,
"instrument": {
"type": "FGE",
"channels": {
# each channel maps to a list of components to calculate nT
# TODO: calculate these lists based on "FGE" type
"U": [{"channel": "U_Volt", "offset": 0, "scale": 313.203}],
"V": [{"channel": "V_Volt", "offset": 0, "scale": 312.280}],
"W": [{"channel": "W_Volt", "offset": 0, "scale": 311.958}],
},
"electronics": {
"serial": "E0542",
# these scale values are used to convert voltage
"x-scale": 313.203, # nT/V
"y-scale": 312.280, # nT/V
"z-scale": 311.958, # nT/V
"temperature-scale": 0.01, # V/K
},
"sensor": {
"serial": "S0419",
# these constants combine with instrument setting for offset
"x-constant": 36958, # nT/mA
"y-constant": 36849, # nT/mA
"z-constant": 36811, # nT/mA
},
{
"network": "NT",
"station": "TUC",
"start_time": None,
"end_time": None,
"instrument": {
"type": "Narod",
"channels": {
"U": [
{"channel": "U_Volt", "offset": 0, "scale": 100},
{"channel": "U_Bin", "offset": 0, "scale": 500},
],
"V": [
{"channel": "V_Volt", "offset": 0, "scale": 100},
{"channel": "V_Bin", "offset": 0, "scale": 500},
],
"W": [
{"channel": "W_Volt", "offset": 0, "scale": 100},
{"channel": "W_Bin", "offset": 0, "scale": 500},
],
},
},
},