Title: The Initial Mass Function Based on the Full-sky 20-pc Census of ~3,600 Stars and Brown Dwarfs Authors: Kirkpatrick J.D., Marocco F., Gelino C.R., Raghu Y., Faherty J.K., Bardalez Gagliuffi D.C., Schurr S.D., Apps K., Schneider A.C., Meisner A.M., Kuchner M.J., Caselden D., Smart R.L., Casewell S.L., Raddi R., Kesseli A., Andersen N.S., Antonini E., Beaulieu P., Bickle T.P., Bilsing M., Chieng R., Colin G., Deen S., Dereveanco A., Doll K., Luca H.A.D., Frazer A., Gantier J.M., Gramaize L., Grant K., Hamlet L.K., Higashimura H., Hyogo M., Jalowiczor P.A., Jonkeren A., Kabatnik M., Kiwy F., Martin D.W., Michaels M.N., Pendrill W., Pessanha Machado C., Pumphrey B., Rothermich A., Russwurm R., Sainio A., Sanchez J., Sapelkin-Tambling F.T., Schumann J., Selg-Mann K., Singh H., Stenner A., Sun G., Tanner C., Thevenot M., Ventura M., Voloshin N.V., Walla J., Wedracki Z., Adorno J.I., Aganze C., Allers K.N., Brooks H., Burgasser A.J., Calamari E., Connor T., Costa E., Eisenhardt P.R., Gagne J., Gerasimov R., Gonzales E.C., Hsu C., Kiman R., Li G., Low R., Mamajek E., Pantoja B.M., Popinchalk M., Rees J.M., Stern D., Suarez G., Theissen C., Tsai C.-W., Vos J.M., Zurek D., The Backyard Worlds: Planet 9 Collaboration Table: Preliminary Parallax and Motion Fits for Objects on the NPARSEC Parallax Programs ================================================================================ Byte-by-byte Description of file: apjsad24e2t21_mrt.txt -------------------------------------------------------------------------------- Bytes Format Units Label Explanations -------------------------------------------------------------------------------- 1- 26 A26 --- Name Name 28- 37 F10.6 deg RAdeg Right Ascension, decimal degrees (J2000) 39- 48 F10.6 deg DEdeg Declination, decimal degrees (J2000) 50- 56 F7.2 yr Epoch Mean Julian Epoch of observation 58- 63 F6.2 mas plx-abs Absolute parallax 65- 68 F4.2 mas e_plx-abs Uncertainty in plx-abs 70- 73 F4.2 mas AbsCorr Correction applied to the relative parallax to convert to absolute 75- 81 F7.2 mas.yr-1 pmRA Proper Motion in Right Ascension 83- 86 F4.2 mas.yr-1 e_pmRA Uncertainty in pmRA 88- 95 F8.2 mas.yr-1 pmDE Proper motion in Declination 97-100 F4.2 mas.yr-1 e_pmDE Uncertainty in pmDE 102-105 F4.1 yr Baseline Total time baseline of the NTT observations 107-109 I3 --- Nref Number of Reference Stars 111-112 I2 --- Nobs Numer of Observation epochs -------------------------------------------------------------------------------- 2MASS J04070885+1514565 61.787883 15.248440 2019.80 57.01 2.24 0.73 211.81 0.34 -120.64 0.33 11.1 62 20 2MASS J05103524-4208146 77.647251 -42.135453 2011.12 51.39 2.64 0.66 86.89 0.55 588.34 0.39 11.1 87 24 WISEPA J054231.26-162829.1 85.629759 -16.473971 2019.79 63.26 1.65 0.68 -216.97 0.29 297.02 0.35 12.1 93 29 WISEPA J062720.07-111428.8 96.840776 -11.246393 2015.92 77.02 2.86 0.35 -11.68 0.53 -339.32 0.68 12.1 342 27 2MASS J07290002-3954043 112.247022 -39.893729 2013.23 110.80 1.50 0.36 -564.46 0.33 1694.63 0.31 12.1 394 29 2MASS J09393548-2448279 144.900600 -24.812421 2016.22 189.80 2.68 0.64 569.65 0.60 -1040.60 0.63 12.1 124 27 SDSS J163022.92+081822.0 247.595321 8.305773 2013.33 41.76 2.79 0.46 -60.81 0.84 -104.31 0.98 7.0 107 19 2MASS J18283572-4849046 277.139127 -48.803065 2013.33 86.91 2.34 0.39 230.08 0.72 88.50 0.58 10.9 503 22 2MASS J22282889-4310262 337.120937 -43.175128 2011.86 95.60 2.23 0.62 97.98 0.42 -306.91 0.46 11.0 31 19 2MASS J23312378-4718274 352.849548 -47.307891 2012.58 49.00 4.23 0.44 73.01 0.70 -64.37 0.69 11.0 18 19 2MASSI J2356547-155310 359.226264 -15.888962 2013.55 64.78 2.26 1.12 -432.19 0.39 -605.38 0.63 11.1 13 19