Magseis Fairfield Dataloggers

Zland 1C and 3C

Optional IIR Low Cut Filter:The ZLand Node has an optional Low Cut Infinite Impulse Response (IIR) filter whose low-frequency corner can be set to 1, 2, 3, 4, 5, 6, 7, 8, 9 or 10 Hz to remove DC offsets, or Off. The responses given here include the 1 Hz and Off options. If you have chosen another setting for this filter, you will need to choose the 1 Hz response and replace the pole value for this stage with 2*pi*fc where fc is your selected corner frequency.

Manufacturer Model Gain dB (Ratio) Sample Rate Final Phase Filter IIR Low Cut Filter RESP Filename Source Comments
Magseis Fairfield Zland 1C and 3C 0 dB (1) 250 Hz LP Off RESP.XX.MF001..DPZ.ZLAND_1C3C.1.250.LP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 0 dB (1) 250 Hz LP 1 Hz RESP.XX.MF002..DPZ.ZLAND_1C3C.1.250.LP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 0 dB (1) 250 Hz MP Off RESP.XX.MF003..DPZ.ZLAND_1C3C.1.250.MP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 0 dB (1) 250 Hz MP 1 Hz RESP.XX.MF004..DPZ.ZLAND_1C3C.1.250.MP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 6 dB (2) 250 Hz LP Off RESP.XX.MF005..DPZ.ZLAND_1C3C.2.250.LP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 6 dB (2) 250 Hz LP 1 Hz RESP.XX.MF006..DPZ.ZLAND_1C3C.2.250.LP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 6 dB (2) 250 Hz MP Off RESP.XX.MF007..DPZ.ZLAND_1C3C.2.250.MP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 6 dB (2) 250 Hz MP 1 Hz RESP.XX.MF008..DPZ.ZLAND_1C3C.2.250.MP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 12 dB (4) 250 Hz LP Off RESP.XX.MF009..DPZ.ZLAND_1C3C.4.250.LP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 12 dB (4) 250 Hz LP 1 Hz RESP.XX.MF010..DPZ.ZLAND_1C3C.4.250.LP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 12 dB (4) 250 Hz MP Off RESP.XX.MF011..DPZ.ZLAND_1C3C.4.250.MP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 12 dB (4) 250 Hz MP 1 Hz RESP.XX.MF012..DPZ.ZLAND_1C3C.4.250.MP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 18 dB (8) 250 Hz LP Off RESP.XX.MF013..DPZ.ZLAND_1C3C.8.250.LP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 18 dB (8) 250 Hz LP 1 Hz RESP.XX.MF014..DPZ.ZLAND_1C3C.8.250.LP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 18 dB (8) 250 Hz MP Off RESP.XX.MF015..DPZ.ZLAND_1C3C.8.250.MP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 18 dB (8) 250 Hz MP 1 Hz RESP.XX.MF016..DPZ.ZLAND_1C3C.8.250.MP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 24 dB (16) 250 Hz LP Off RESP.XX.MF017..DPZ.ZLAND_1C3C.16.250.LP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 24 dB (16) 250 Hz LP 1 Hz RESP.XX.MF018..DPZ.ZLAND_1C3C.16.250.LP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 24 dB (16) 250 Hz MP Off RESP.XX.MF019..DPZ.ZLAND_1C3C.16.250.MP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 24 dB (16) 250 Hz MP 1 Hz RESP.XX.MF020..DPZ.ZLAND_1C3C.16.250.MP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 30 dB (32) 250 Hz LP Off RESP.XX.MF021..DPZ.ZLAND_1C3C.32.250.LP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 30 dB (32) 250 Hz LP 1 Hz RESP.XX.MF022..DPZ.ZLAND_1C3C.32.250.LP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 30 dB (32) 250 Hz MP Off RESP.XX.MF023..DPZ.ZLAND_1C3C.32.250.MP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 30 dB (32) 250 Hz MP 1 Hz RESP.XX.MF024..DPZ.ZLAND_1C3C.32.250.MP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 36 dB (64) 250 Hz LP Off RESP.XX.MF025..DPZ.ZLAND_1C3C.64.250.LP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 36 dB (64) 250 Hz LP 1 Hz RESP.XX.MF026..DPZ.ZLAND_1C3C.64.250.LP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 36 dB (64) 250 Hz MP Off RESP.XX.MF027..DPZ.ZLAND_1C3C.64.250.MP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 36 dB (64) 250 Hz MP 1 Hz RESP.XX.MF028..DPZ.ZLAND_1C3C.64.250.MP.1 Magseis Fairfield  
Manufacturer Model Gain dB (Ratio) Sample Rate Final Phase Filter IIR Low Cut Filter RESP Filename Source Comments
Magseis Fairfield Zland 1C and 3C 0 dB (1) 500 Hz LP Off RESP.XX.MF029..DPZ.ZLAND_1C3C.1.500.LP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 0 dB (1) 500 Hz LP 1 Hz RESP.XX.MF030..DPZ.ZLAND_1C3C.1.500.LP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 0 dB (1) 500 Hz MP Off RESP.XX.MF031..DPZ.ZLAND_1C3C.1.500.MP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 0 dB (1) 500 Hz MP 1 Hz RESP.XX.MF032..DPZ.ZLAND_1C3C.1.500.MP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 6 dB (2) 500 Hz LP Off RESP.XX.MF033..DPZ.ZLAND_1C3C.2.500.LP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 6 dB (2) 500 Hz LP 1 Hz RESP.XX.MF034..DPZ.ZLAND_1C3C.2.500.LP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 6 dB (2) 500 Hz MP Off RESP.XX.MF035..DPZ.ZLAND_1C3C.2.500.MP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 6 dB (2) 500 Hz MP 1 Hz RESP.XX.MF036..DPZ.ZLAND_1C3C.2.500.MP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 12 dB (4) 500 Hz LP Off RESP.XX.MF037..DPZ.ZLAND_1C3C.4.500.LP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 12 dB (4) 500 Hz LP 1 Hz RESP.XX.MF038..DPZ.ZLAND_1C3C.4.500.LP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 12 dB (4) 500 Hz MP Off RESP.XX.MF039..DPZ.ZLAND_1C3C.4.500.MP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 12 dB (4) 500 Hz MP 1 Hz RESP.XX.MF040..DPZ.ZLAND_1C3C.4.500.MP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 18 dB (8) 500 Hz LP Off RESP.XX.MF041..DPZ.ZLAND_1C3C.8.500.LP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 18 dB (8) 500 Hz LP 1 Hz RESP.XX.MF042..DPZ.ZLAND_1C3C.8.500.LP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 18 dB (8) 500 Hz MP Off RESP.XX.MF043..DPZ.ZLAND_1C3C.8.500.MP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 18 dB (8) 500 Hz MP 1 Hz RESP.XX.MF044..DPZ.ZLAND_1C3C.8.500.MP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 24 dB (16) 500 Hz LP Off RESP.XX.MF045..DPZ.ZLAND_1C3C.16.500.LP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 24 dB (16) 500 Hz LP 1 Hz RESP.XX.MF046..DPZ.ZLAND_1C3C.16.500.LP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 24 dB (16) 500 Hz MP Off RESP.XX.MF047..DPZ.ZLAND_1C3C.16.500.MP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 24 dB (16) 500 Hz MP 1 Hz RESP.XX.MF048..DPZ.ZLAND_1C3C.16.500.MP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 30 dB (32) 500 Hz LP Off RESP.XX.MF049..DPZ.ZLAND_1C3C.32.500.LP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 30 dB (32) 500 Hz LP 1 Hz RESP.XX.MF050..DPZ.ZLAND_1C3C.32.500.LP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 30 dB (32) 500 Hz MP Off RESP.XX.MF051..DPZ.ZLAND_1C3C.32.500.MP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 30 dB (32) 500 Hz MP 1 Hz RESP.XX.MF052..DPZ.ZLAND_1C3C.32.500.MP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 36 dB (64) 500 Hz LP Off RESP.XX.MF053..DPZ.ZLAND_1C3C.64.500.LP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 36 dB (64) 500 Hz LP 1 Hz RESP.XX.MF054..DPZ.ZLAND_1C3C.64.500.LP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 36 dB (64) 500 Hz MP Off RESP.XX.MF055..DPZ.ZLAND_1C3C.64.500.MP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 36 dB (64) 500 Hz MP 1 Hz RESP.XX.MF056..DPZ.ZLAND_1C3C.64.500.MP.1 Magseis Fairfield  
Manufacturer Model Gain dB (Ratio) Sample Rate Final Phase Filter IIR Low Cut Filter RESP Filename Source Comments
Magseis Fairfield Zland 1C and 3C 0 dB (1) 1000 Hz LP Off RESP.XX.MF057..GPZ.ZLAND_1C3C.1.1000.LP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 0 dB (1) 1000 Hz LP 1 Hz RESP.XX.MF058..GPZ.ZLAND_1C3C.1.1000.LP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 0 dB (1) 1000 Hz MP Off RESP.XX.MF059..GPZ.ZLAND_1C3C.1.1000.MP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 0 dB (1) 1000 Hz MP 1 Hz RESP.XX.MF060..GPZ.ZLAND_1C3C.1.1000.MP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 6 dB (2) 1000 Hz LP Off RESP.XX.MF061..GPZ.ZLAND_1C3C.2.1000.LP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 6 dB (2) 1000 Hz LP 1 Hz RESP.XX.MF062..GPZ.ZLAND_1C3C.2.1000.LP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 6 dB (2) 1000 Hz MP Off RESP.XX.MF063..GPZ.ZLAND_1C3C.2.1000.MP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 6 dB (2) 1000 Hz MP 1 Hz RESP.XX.MF064..GPZ.ZLAND_1C3C.2.1000.MP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 12 dB (4) 1000 Hz LP Off RESP.XX.MF065..GPZ.ZLAND_1C3C.4.1000.LP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 12 dB (4) 1000 Hz LP 1 Hz RESP.XX.MF066..GPZ.ZLAND_1C3C.4.1000.LP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 12 dB (4) 1000 Hz MP Off RESP.XX.MF067..GPZ.ZLAND_1C3C.4.1000.MP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 12 dB (4) 1000 Hz MP 1 Hz RESP.XX.MF068..GPZ.ZLAND_1C3C.4.1000.MP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 18 dB (8) 1000 Hz LP Off RESP.XX.MF069..GPZ.ZLAND_1C3C.8.1000.LP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 18 dB (8) 1000 Hz LP 1 Hz RESP.XX.MF070..GPZ.ZLAND_1C3C.8.1000.LP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 18 dB (8) 1000 Hz MP Off RESP.XX.MF071..GPZ.ZLAND_1C3C.8.1000.MP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 18 dB (8) 1000 Hz MP 1 Hz RESP.XX.MF072..GPZ.ZLAND_1C3C.8.1000.MP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 24 dB (16) 1000 Hz LP Off RESP.XX.MF073..GPZ.ZLAND_1C3C.16.1000.LP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 24 dB (16) 1000 Hz LP 1 Hz RESP.XX.MF074..GPZ.ZLAND_1C3C.16.1000.LP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 24 dB (16) 1000 Hz MP Off RESP.XX.MF075..GPZ.ZLAND_1C3C.16.1000.MP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 24 dB (16) 1000 Hz MP 1 Hz RESP.XX.MF076..GPZ.ZLAND_1C3C.16.1000.MP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 30 dB (32) 1000 Hz LP Off RESP.XX.MF077..GPZ.ZLAND_1C3C.32.1000.LP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 30 dB (32) 1000 Hz LP 1 Hz RESP.XX.MF078..GPZ.ZLAND_1C3C.32.1000.LP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 30 dB (32) 1000 Hz MP Off RESP.XX.MF079..GPZ.ZLAND_1C3C.32.1000.MP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 30 dB (32) 1000 Hz MP 1 Hz RESP.XX.MF080..GPZ.ZLAND_1C3C.32.1000.MP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 36 dB (64) 1000 Hz LP Off RESP.XX.MF081..GPZ.ZLAND_1C3C.64.1000.LP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 36 dB (64) 1000 Hz LP 1 Hz RESP.XX.MF082..GPZ.ZLAND_1C3C.64.1000.LP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 36 dB (64) 1000 Hz MP Off RESP.XX.MF083..GPZ.ZLAND_1C3C.64.1000.MP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 36 dB (64) 1000 Hz MP 1 Hz RESP.XX.MF084..GPZ.ZLAND_1C3C.64.1000.MP.1 Magseis Fairfield  
Manufacturer Model Gain dB (Ratio) Sample Rate Final Phase Filter IIR Low Cut Filter RESP Filename Source Comments
Magseis Fairfield Zland 1C and 3C 0 dB (1) 2000 Hz LP Off RESP.XX.MF085..GPZ.ZLAND_1C3C.1.2000.LP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 0 dB (1) 2000 Hz LP 1 Hz RESP.XX.MF086..GPZ.ZLAND_1C3C.1.2000.LP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 0 dB (1) 2000 Hz MP Off RESP.XX.MF087..GPZ.ZLAND_1C3C.1.2000.MP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 0 dB (1) 2000 Hz MP 1 Hz RESP.XX.MF088..GPZ.ZLAND_1C3C.1.2000.MP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 6 dB (2) 2000 Hz LP Off RESP.XX.MF089..GPZ.ZLAND_1C3C.2.2000.LP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 6 dB (2) 2000 Hz LP 1 Hz RESP.XX.MF090..GPZ.ZLAND_1C3C.2.2000.LP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 6 dB (2) 2000 Hz MP Off RESP.XX.MF091..GPZ.ZLAND_1C3C.2.2000.MP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 6 dB (2) 2000 Hz MP 1 Hz RESP.XX.MF092..GPZ.ZLAND_1C3C.2.2000.MP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 12 dB (4) 2000 Hz LP Off RESP.XX.MF093..GPZ.ZLAND_1C3C.4.2000.LP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 12 dB (4) 2000 Hz LP 1 Hz RESP.XX.MF094..GPZ.ZLAND_1C3C.4.2000.LP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 12 dB (4) 2000 Hz MP Off RESP.XX.MF095..GPZ.ZLAND_1C3C.4.2000.MP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 12 dB (4) 2000 Hz MP 1 Hz RESP.XX.MF096..GPZ.ZLAND_1C3C.4.2000.MP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 18 dB (8) 2000 Hz LP Off RESP.XX.MF097..GPZ.ZLAND_1C3C.8.2000.LP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 18 dB (8) 2000 Hz LP 1 Hz RESP.XX.MF098..GPZ.ZLAND_1C3C.8.2000.LP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 18 dB (8) 2000 Hz MP Off RESP.XX.MF099..GPZ.ZLAND_1C3C.8.2000.MP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 18 dB (8) 2000 Hz MP 1 Hz RESP.XX.MF100..GPZ.ZLAND_1C3C.8.2000.MP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 24 dB (16) 2000 Hz LP Off RESP.XX.MF101..GPZ.ZLAND_1C3C.16.2000.LP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 24 dB (16) 2000 Hz LP 1 Hz RESP.XX.MF102..GPZ.ZLAND_1C3C.16.2000.LP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 24 dB (16) 2000 Hz MP Off RESP.XX.MF103..GPZ.ZLAND_1C3C.16.2000.MP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 24 dB (16) 2000 Hz MP 1 Hz RESP.XX.MF104..GPZ.ZLAND_1C3C.16.2000.MP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 30 dB (32) 2000 Hz LP Off RESP.XX.MF105..GPZ.ZLAND_1C3C.32.2000.LP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 30 dB (32) 2000 Hz LP 1 Hz RESP.XX.MF106..GPZ.ZLAND_1C3C.32.2000.LP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 30 dB (32) 2000 Hz MP Off RESP.XX.MF107..GPZ.ZLAND_1C3C.32.2000.MP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 30 dB (32) 2000 Hz MP 1 Hz RESP.XX.MF108..GPZ.ZLAND_1C3C.32.2000.MP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 36 dB (64) 2000 Hz LP Off RESP.XX.MF109..GPZ.ZLAND_1C3C.64.2000.LP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 36 dB (64) 2000 Hz LP 1 Hz RESP.XX.MF110..GPZ.ZLAND_1C3C.64.2000.LP.1 Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 36 dB (64) 2000 Hz MP Off RESP.XX.MF111..GPZ.ZLAND_1C3C.64.2000.MP.OFF Magseis Fairfield  
Magseis Fairfield Zland 1C and 3C 36 dB (64) 2000 Hz MP 1 Hz RESP.XX.MF112..GPZ.ZLAND_1C3C.64.2000.MP.1 Magseis Fairfield  

Mary Templeton 2/20/2020