The two Narrow Angle Cameras (NACs) provide high-resolution (0.5 to 2.0 m/pixel) panchromatic images over a combined 5 km swath. NAC images acquired of the same feature across different incidence, emission, and phase angles make up a photometric site. To extract accurate photometric information from a sequence, a control network is generated to tie each image to a NAC Digital Terrain Model (DTM) [1] derived orthophoto (ground truth), facilitating precise photometric angle calculations using the NAC DTM [2]. A bundle adjustment is performed to correct for pointing errors and image alignment. The images are then map-projected onto high resolution local area NAC DTMs [3]. Browse PNG images for each of the images in the photometric series can be found at http://lroc.sese.asu.edu/data/LRO-L-LROC-5-RDR-V1.0/LROLRC_2001/EXTRAS/BROWSE/NAC_PHO/E186N1213 When citing this product, use the following reference: Martin, A. C., Boyd, A. K., Robinson, M. S. & the LROC Team (2018). Controlling LROC NAC Photometric Images. In Lunar and Planetary Science Conference (Vol. 49, abstract #1621). https://www.hou.usra.edu/meetings/lpsc2018/pdf/1621.pdf For more information about this and other RDRs, see the RDR Software Interface Specification (SIS) at http://lroc.sese.asu.edu/data/LRO-L-LROC-5-RDR-V1.0/LROLRC_2001/DOCUMENT/RDRSIS.PDF. References: 1. Klem, S. M., Henriksen, M. R., Stopar, J., Boyd, A., & Robinson, M. S. (2014). Controlled LROC Narrow Angle Camera High Resolution Mosaics. In Lunar and Planetary Science Conference (Vol. 45, abstract #2885). https://www.hou.usra.edu/meetings/lpsc2014/pdf/2885.pdf 2. Woodham, R. J. (1980). Photometric method for determining surface orientation from multiple images. Optical engineering, 19(1), 191139.doi:10.1117/12.7972479 3. Henriksen, M. R., Gojic, D., Gray, P. E., Wagner, R. V., Robinson, M. S., & the LROC Team (2015). Regional LROC NAC Controlled Mosaic and Absolute Accuracy Assessment. In Second Planetary Data Workshop (Vol. 2, abstract #7033). https://www.hou.usra.edu/meetings/planetdata2015/pdf/7033.pdf - - - RDR Name: NAC_PHO_E186N1213 Site Name: Highlands Mixed Spectra Center Lat: 18.0 Center Lon: 121.0 Minimum Lat: 18.02 Western-most Lon: 121.04 Maximum Lat: 19.33 Eastern-most Lon: 121.19 DTM Used: NAC_DTM_OLCOTTMELT_E186N1213 # Images: 100 Images used: Image ID | Avg Incidence | Avg Emission | Avg Phase | Pixel Scale | Date --------------+---------------+--------------+-----------+---------------------------- M103717663L | 63 deg | 2 deg | 64 deg | 1.36 m/px | 2009-07-31 M103717663R | 63 deg | 1 deg | 62 deg | 1.36 m/px | 2009-07-31 M106081022R | 39 deg | 1 deg | 38 deg | 1.43 m/px | 2009-08-28 M1098051352L | 54 deg | 2 deg | 56 deg | 1.37 m/px | 2012-07-27 M1098051352R | 54 deg | 1 deg | 53 deg | 1.36 m/px | 2012-07-27 M110797848L | 28 deg | 2 deg | 29 deg | 0.62 m/px | 2009-10-21 M110797848R | 28 deg | 1 deg | 27 deg | 0.61 m/px | 2009-10-21 M1131039402L | 33 deg | 2 deg | 35 deg | 1.03 m/px | 2013-08-13 M1133385302L | 20 deg | 23 deg | 29 deg | 1.01 m/px | 2013-09-09 M1133385302R | 20 deg | 26 deg | 31 deg | 1.03 m/px | 2013-09-09 M1133399520L | 20 deg | 2 deg | 20 deg | 0.90 m/px | 2013-09-09 M1133399520R | 20 deg | 1 deg | 20 deg | 0.90 m/px | 2013-09-09 M1133406629L | 20 deg | 20 deg | 27 deg | 0.97 m/px | 2013-09-09 M1133406629R | 20 deg | 17 deg | 26 deg | 0.96 m/px | 2013-09-09 M1135737978L | 36 deg | 29 deg | 18 deg | 1.21 m/px | 2013-10-06 M1135737978R | 36 deg | 32 deg | 18 deg | 1.23 m/px | 2013-10-06 M1135745088L | 35 deg | 16 deg | 23 deg | 1.08 m/px | 2013-10-07 M1135745088R | 35 deg | 19 deg | 22 deg | 1.09 m/px | 2013-10-07 M1135752197L | 34 deg | 1 deg | 33 deg | 1.03 m/px | 2013-10-07 M1135752197R | 34 deg | 4 deg | 31 deg | 1.03 m/px | 2013-10-07 M1135759307L | 33 deg | 14 deg | 45 deg | 1.06 m/px | 2013-10-07 M1135759307R | 33 deg | 11 deg | 43 deg | 1.05 m/px | 2013-10-07 M1135766416L | 32 deg | 28 deg | 57 deg | 1.17 m/px | 2013-10-07 M1135766416R | 33 deg | 25 deg | 54 deg | 1.15 m/px | 2013-10-07 M1138098470L | 60 deg | 20 deg | 40 deg | 1.24 m/px | 2013-11-03 M1138098470R | 60 deg | 23 deg | 37 deg | 1.26 m/px | 2013-11-03 M1138112694L | 58 deg | 9 deg | 66 deg | 1.17 m/px | 2013-11-03 M1138112694R | 58 deg | 6 deg | 63 deg | 1.16 m/px | 2013-11-03 M1141657878L | 83 deg | 2 deg | 81 deg | 1.36 m/px | 2013-12-14 M1141657878R | 84 deg | 5 deg | 78 deg | 1.36 m/px | 2013-12-14 M1144011424L | 56 deg | 2 deg | 58 deg | 1.36 m/px | 2014-01-10 M1144011424R | 56 deg | 1 deg | 55 deg | 1.36 m/px | 2014-01-10 M1146350759L | 29 deg | 30 deg | 56 deg | 1.25 m/px | 2014-02-06 M1146350759R | 29 deg | 27 deg | 53 deg | 1.23 m/px | 2014-02-06 M1146357870L | 30 deg | 18 deg | 46 deg | 1.13 m/px | 2014-02-06 M1146357870R | 30 deg | 15 deg | 44 deg | 1.11 m/px | 2014-02-06 M1146364982L | 31 deg | 5 deg | 35 deg | 1.07 m/px | 2014-02-06 M1146364982R | 31 deg | 2 deg | 33 deg | 1.07 m/px | 2014-02-06 M1146372095L | 31 deg | 9 deg | 24 deg | 1.08 m/px | 2014-02-07 M1146372095R | 32 deg | 12 deg | 22 deg | 1.09 m/px | 2014-02-07 M1146379211L | 32 deg | 22 deg | 18 deg | 1.05 m/px | 2014-02-07 M1146379211R | 32 deg | 25 deg | 17 deg | 1.06 m/px | 2014-02-07 M1148712704L | 18 deg | 16 deg | 21 deg | 1.01 m/px | 2014-03-06 M1148712704R | 18 deg | 19 deg | 23 deg | 1.02 m/px | 2014-03-06 M1148719823L | 18 deg | 3 deg | 17 deg | 0.95 m/px | 2014-03-06 M1148719823R | 18 deg | 6 deg | 18 deg | 0.95 m/px | 2014-03-06 M1148726943L | 18 deg | 11 deg | 22 deg | 0.97 m/px | 2014-03-06 M1148726943R | 18 deg | 8 deg | 20 deg | 0.96 m/px | 2014-03-06 M1148734063L | 18 deg | 24 deg | 31 deg | 1.06 m/px | 2014-03-06 M1148734063R | 18 deg | 21 deg | 29 deg | 1.04 m/px | 2014-03-06 M1151075872L | 35 deg | 1 deg | 34 deg | 1.08 m/px | 2014-04-02 M1151075872R | 35 deg | 4 deg | 32 deg | 1.08 m/px | 2014-04-02 M1153432264L | 60 deg | 2 deg | 61 deg | 1.38 m/px | 2014-04-29 M1153432264R | 60 deg | 1 deg | 59 deg | 1.38 m/px | 2014-04-29 M115515910R | 76 deg | 1 deg | 75 deg | 1.19 m/px | 2009-12-15 M1155788501L | 85 deg | 2 deg | 87 deg | 1.38 m/px | 2014-05-27 M1155788501R | 86 deg | 1 deg | 84 deg | 1.38 m/px | 2014-05-27 M1156951785L | 81 deg | 2 deg | 82 deg | 1.27 m/px | 2014-06-09 M1156951785R | 81 deg | 1 deg | 80 deg | 1.26 m/px | 2014-06-09 M1159308126R | 56 deg | 1 deg | 54 deg | 1.25 m/px | 2014-07-06 M1164012990L | 20 deg | 1 deg | 20 deg | 0.89 m/px | 2014-08-30 M1164012990R | 20 deg | 4 deg | 20 deg | 0.89 m/px | 2014-08-30 M1168726601L | 58 deg | 7 deg | 65 deg | 1.27 m/px | 2014-10-23 M1168726601R | 58 deg | 4 deg | 62 deg | 1.26 m/px | 2014-10-23 M1171078967L | 85 deg | 2 deg | 86 deg | 1.26 m/px | 2014-11-19 M1171078967R | 85 deg | 1 deg | 84 deg | 1.26 m/px | 2014-11-19 M1176981581R | 30 deg | 1 deg | 29 deg | 1.16 m/px | 2015-01-27 M1179333895L | 18 deg | 2 deg | 18 deg | 1.04 m/px | 2015-02-23 M1179333895R | 18 deg | 1 deg | 18 deg | 1.03 m/px | 2015-02-23 M1184043292L | 61 deg | 2 deg | 62 deg | 1.34 m/px | 2015-04-19 M1184043292R | 61 deg | 1 deg | 60 deg | 1.34 m/px | 2015-04-19 M1186397645L | 87 deg | 2 deg | 88 deg | 1.25 m/px | 2015-05-16 M1186397645R | 87 deg | 1 deg | 86 deg | 1.25 m/px | 2015-05-16 M1194623349L | 20 deg | 7 deg | 21 deg | 0.97 m/px | 2015-08-19 M1194623349R | 20 deg | 4 deg | 21 deg | 0.96 m/px | 2015-08-19 M1199348501L | 57 deg | 42 deg | 99 deg | 1.57 m/px | 2015-10-13 M1199348501R | 57 deg | 39 deg | 96 deg | 1.53 m/px | 2015-10-13 M1202876028R | 82 deg | 1 deg | 80 deg | 1.23 m/px | 2015-11-22 M1207496506L | 20 deg | 80 deg | 92 deg | 5.79 m/px | 2016-01-15 M1207580881L | 28 deg | 2 deg | 30 deg | 1.06 m/px | 2016-01-16 M1207580881R | 29 deg | 1 deg | 28 deg | 1.06 m/px | 2016-01-16 M1209936901L | 18 deg | 2 deg | 19 deg | 0.98 m/px | 2016-02-12 M1209936901R | 18 deg | 1 deg | 18 deg | 0.98 m/px | 2016-02-12 M1218154400L | 76 deg | 2 deg | 78 deg | 1.13 m/px | 2016-05-17 M1220510570L | 51 deg | 2 deg | 53 deg | 1.11 m/px | 2016-06-14 M1220510570R | 51 deg | 1 deg | 50 deg | 1.10 m/px | 2016-06-14 M1225215850L | 20 deg | 20 deg | 7 deg | 0.89 m/px | 2016-08-07 M1225215850R | 20 deg | 19 deg | 4 deg | 0.89 m/px | 2016-08-07 M1235818691L | 52 deg | 2 deg | 53 deg | 1.31 m/px | 2016-12-08 M1245228683R | 67 deg | 1 deg | 66 deg | 1.28 m/px | 2017-03-27 M1255795497R | 21 deg | 1 deg | 21 deg | 1.03 m/px | 2017-07-27 M130857013L | 72 deg | 2 deg | 74 deg | 1.17 m/px | 2010-06-11 M130857013R | 72 deg | 1 deg | 71 deg | 1.16 m/px | 2010-06-11 M180380148L | 77 deg | 2 deg | 79 deg | 1.40 m/px | 2012-01-05 M180380148R | 77 deg | 1 deg | 76 deg | 1.40 m/px | 2012-01-05 M182739022L | 51 deg | 2 deg | 52 deg | 1.40 m/px | 2012-02-01 M182739022R | 51 deg | 1 deg | 50 deg | 1.40 m/px | 2012-02-01 M185097931L | 28 deg | 2 deg | 29 deg | 1.42 m/px | 2012-02-28 M185097931R | 28 deg | 1 deg | 27 deg | 1.42 m/px | 2012-02-28 M187456810L | 19 deg | 2 deg | 19 deg | 1.08 m/px | 2012-03-27