Table 3
Observing circumstances of the 13 stations: 5 positive (+ve) chords, 6 negative (–ve), and 2 NDR (no data recorded) stations that experienced technical issues.
| Site | Topocentric coordinates | Elevation | Telescope | Camera | Exposure (a) | Detection | Observers | |
|---|---|---|---|---|---|---|---|---|
| Longitude W | Latitude N | (m) | diameter (cm) | time (s) | status | |||
| CPSLO (*) | 120 39 36.0 | 35 18 01.8 | 119 | 28 | Mallincam 428 | 2.135 | –ve | M. Kehrli, |
| C. Spencer, | ||||||||
| & M. Keidel | ||||||||
| GAR (*) | 119 40 20.3 | 38 53 23.5 | 1502 | 30 | Watec 910HX | 1.068 | –ve | J. Bardecker |
| UMA (*) | 119 17 53.9 | 45 55 19.9 | 140 | 30 | Watec 910HX | 1.068 | –ve | T. George |
| IDY (*) | 116 42 42.0 | 33 44 03.0 | 1639 | 30.5 | Mallincam 428 | none | NDR | K. McArdle |
| CLP (*) | 115 31 28.0 | 33 07 30.0 | −56 | 28 | Mallincam 428 | none | NDR | (b) |
| MHV (*) | 114 35 48.9 | 35 01 54.1 | 184 | 28 | Mallincam 428 | 2.135 | +ve | J. White |
| TWF | 114 28 13.1 | 42 35 01.9 | 1133 | 60 | Watec 120N+ | 4.271 | +ve | C.J. Anderson |
| YMA (*) | 114 26 10.5 | 32 39 34.0 | 97 | 28 | Mallincam 428 | 2.135 | +ve | K. Conway, |
| & D. Conway | ||||||||
| CAR | 111 57 07.9 | 33 48 42.9 | 654 | 28 | Watec 910HX | 1.068 | +ve | P. D. Maley |
| FLO | 111 21 00.6 | 33 00 54.3 | 484 | 28 | Watec 120N+ | 1.068 | +ve | W. Thomas |
| BDR (*) | 105 09 46.8 | 40 15 09.0 | 1587 | 28 | QHY174M | 0.5 | –ve | M. Buie, J. Keller, |
| & S. Haley | ||||||||
| DOD | 090 08 31.1 | 42 57 36.9 | 390 | 30.5 | Watec 910HX | 1.068 | –ve | D. Oesper |
| NAP | 088 06 59.7 | 41 45 32.5 | 230 | 35 | QHY174M | 1 | –ve | B. Dunford |
Notes. (*) The sites annotated with an asterisk belong to the RECON network (Buie & Keller 2016). (a) The exposure time is equal to the cycle time. (b) CLP observers: A. McCandless, K. McCandless, X. Banaga, A. Carrillo, K. Hudson, D. Laguna, C. Lara, E. Self, S. Valdez, L. Torres, M. Garcia, J. Bustos, J. Cota. Acronyms: CPSLO: California Polytechnic State University, San Luis Obispo, California; GAR: Gardnerville, Nevada; UMA: Umatilla, Oregon; IDY: Idyllwild, California; CLP: Calipatria, California; MHV: Mohave Valley, Arizona; TWF: Twin Falls, Idaho; YMA: Yuma, Arizona; CAR: Carefree, Arizona; FLO: Florence, Arizona; BDR: Boulder, Colorado; DOD: Dodgeville, Wisconsin, and NAP: Naperville, Illinois.
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