Occultation of UCAC4 628-025909 by 519 Sylvania on 2021 Jan 26 Distance from center of occultation path - in km Distances are positive to the right, referenced to the direction of motion along the path Uncertainty in time = +/- 7 secs d Proba- Location Longitude Latitude alt U.T. Sepn Alt Sun km bility o ' o ' m h m s " o o 88 - 0% ** Path limit plus 3-Sigma ** 86 N 0% Kenwood, CA FergusonObs.,8 -122 35. 38 25. 389 4 34 24 -0.056 80 -37 85 N 0% Woodland CA - Mark Vincent -121 45. 38 45. 28 4 34 13 -0.056 80 -38 81 N 0% PENNGROVE CA BUMGARNER~SANDY -122 35. 38 25. 0 4 34 27 -0.054 80 -37 80 N 1% 625 Kihei-AMOS Remote Maui Expe -156 25. 20 45. 104 4 43 37 -0.053 49 -8 79 N 1% Rocklin CA - Dave Kenyon -121 15. 38 45. 116 4 34 6 -0.052 81 -38 79 N 1% 743 University of Minnesota, Mi - 93 15. 44 55. -11 4 27 41 -0.052 75 -54 76 N 1% Rocklin CA SierraCol.DaveKenyo -121 15. 38 45. 105 4 34 5 -0.050 81 -38 76 N 1% Winters CA -121 55. 38 35. 14 4 34 17 -0.050 80 -37 75 N 1% 855 Wayside Observatory, Minnet - 93 25. 44 55. 220 4 27 44 -0.049 75 -54 75 N 1% St Paul MN - I 94 Graze Site - 93 5. 44 55. 280 4 27 40 -0.049 75 -54 75 N 1% MINNETOK MN DAVID SEVERSON - 93 35. 44 55. 304 4 27 44 -0.049 75 -54 75 N 1% AVONPORT NS BISHOP~ROY L. - 64 15. 45 5. 0 4 22 6 -0.049 56 -64 74 N 1% St Paul MN - 93 5. 44 55. 238 4 27 39 -0.049 74 -54 74 N 1% Saint John NB - 66 5. 45 15. 8 4 22 26 -0.049 57 -63 72 N 1% H39 S.O.S. Observatory, Minneap - 93 15. 44 55. 267 4 27 42 -0.047 75 -54 72 N 2% DAVIS CA - TED SWIFT -121 45. 38 35. 17 4 34 14 -0.047 80 -38 69 N 2% Dayton, NV Red Sumner 20c -119 35. 39 15. 1311 4 33 41 -0.046 82 -39 69 N 2% DAVIS CA ERICKSON~PROF. -121 45. 38 35. 38 4 34 14 -0.045 80 -38 69 N 2% MAUI1 HI DUNHAM~DAVID W. -156 15. 20 45. 0 4 43 35 -0.045 49 -8 68 N 2% Carson City, NV - J Davis OBS 16 -119 45. 39 15. 1530 4 33 45 -0.045 81 -39 66 N 3% 19791211 Cr nk/Macknick, Hakeak -156 15. 20 45. 3049 4 43 36 -0.044 49 -8 66 N 3% Dayton CA Red Sumner -119 35. 39 15. 1476 4 33 41 -0.044 82 -39 66 N 3% 566 Haleakala-NEAT/GEODSS -156 15. 20 45. 3025 4 43 36 -0.044 49 -8 66 N 3% 608 Haleakala-AMOS -156 15. 20 45. 3025 4 43 36 -0.044 49 -8 66 - 2% ** Path limit plus 2-Sigma ** 65 N 3% Carson City NV -119 45. 39 15. 1425 4 33 44 -0.043 81 -39 64 N 4% Pt Reyes - Vision -122 55. 38 5. 360 4 34 32 -0.042 80 -37 64 N 4% G66 Lake Forest Observatory, Fo -121 5. 38 45. 203 4 34 4 -0.042 81 -38 62 N 3% Laval QC - Laval Obs - 73 35. 45 35. 20 4 23 49 -0.041 62 -62 61 N 4% Sacramento CA Lerner~Noel -121 25. 38 35. 10 4 34 9 -0.040 80 -38 61 N 5% Sacrmnto CA Manuel Tsihlas -121 25. 38 35. 0 4 34 10 -0.040 80 -38 57 N 6% MtMegntc Qu Obs.Astr.MontMegant - 71 5. 45 25. 1114 4 23 21 -0.037 61 -62 57 N 6% 301 Mont Megantic - 71 5. 45 25. 1091 4 23 21 -0.037 61 -62 56 N 6% Laval PQ - 73 45. 45 35. 43 4 23 50 -0.037 62 -62 56 N 7% CameronP CA Charlie Coburn -120 55. 38 45. 1500 4 34 3 -0.037 81 -38 55 N 7% Laval QC - Vagelis Tsamis - 73 45. 45 35. 30 4 23 50 -0.036 62 -62 52 N 9% MONTREAL QU D. Brown; RASC - 73 35. 45 35. 86 4 23 48 -0.034 62 -62 52 N 9% Montreal PQ - 73 35. 45 35. 27 4 23 48 -0.034 62 -62 49 N 12% Sacramen CA Jim Varney, S.V.A.S -121 25. 38 25. 9 4 34 10 -0.032 81 -38 48 N 12% Sherbrooke PQ - 71 55. 45 25. 163 4 23 29 -0.032 61 -62 45 N 15% StCesare PQ Michel Senay - 72 55. 45 25. 48 4 23 41 -0.029 62 -62 44 - 16% ** Path limit plus 1-Sigma ** 43 N 17% H89 Galaxy Blues Observatory, G - 75 45. 45 25. -13 4 24 12 -0.029 64 -61 43 N 17% Gatinau QC Michael Vasseur - 75 45. 45 25. 0 4 24 12 -0.029 64 -61 43 N 19% Ogden UT -111 55. 41 15. 1308 4 31 52 -0.028 84 -44 43 N 18% La Salle PQ - 73 35. 45 25. 34 4 23 49 -0.028 62 -62 42 N 18% Bellevue QC - Bellevue Obs RASC - 73 55. 45 25. 30 4 23 52 -0.028 62 -62 41 N 20% Ottawa ON RASC Centre,R.Wagne - 75 35. 45 25. 0 4 24 10 -0.027 63 -61 40 N 23% San Rafael CA - Walker Vaning -122 35. 37 55. 18 4 34 28 -0.026 80 -37 39 N 23% EauClair WI U. of Wisconsin - 91 35. 44 45. 268 4 27 20 -0.025 74 -55 39 N 23% 750 Hobbs Observatory, Fall Cre - 91 15. 44 45. 246 4 27 17 -0.025 73 -55 38 N 24% Hull PQ - 75 45. 45 25. 56 4 24 12 -0.025 64 -61 36 N 27% WILTON CA PULLEN~CHUCK -121 15. 38 25. 21 4 34 9 -0.024 81 -38 36 N 26% ParrySd. ON Emily Christenson - 80 5. 45 25. 225 4 25 2 -0.024 66 -60 36 N 27% Ogden UT -112 5. 41 5. 1295 4 31 54 -0.024 84 -44 36 N 27% Sherbrok PQ Vincent Desmarais - 71 55. 45 15. 0 4 23 29 -0.024 61 -62 35 N 29% 818 Gemeaux Observatory, Laval - 73 35. 45 25. 333 4 23 48 -0.023 62 -62 34 N 30% Gardnerville, NV - J Bardecker -119 45. 38 55. 1524 4 33 45 -0.022 82 -39 34 N 30% 790 Dominion Observatory, Ottaw - 75 45. 45 25. 48 4 24 12 -0.022 64 -61 33 N 31% Dartmouth NS - 63 35. 44 35. 7 4 21 57 -0.022 55 -64 33 N 31% StillwaterLake,N DaveLane,Abbey - 63 45. 44 45. 110 4 22 0 -0.022 56 -64 32 N 33% Fiddletown CA -120 55. 38 25. 0 4 34 3 -0.021 81 -38 32 N 33% Uinta UT Keith Finlayson -111 55. 41 5. 1478 4 31 51 -0.021 84 -44 32 N 33% Halifax NS - 63 35. 44 35. 18 4 21 57 -0.021 55 -64 30 N 36% OTTAWA ON BURKE~BRIAN - 75 35. 45 25. 140 4 24 11 -0.020 63 -61 30 N 37% 851 Burke-Gaffney Observatory, - 63 35. 44 35. 75 4 21 57 -0.019 55 -64 28 N 39% Carp, ON - Andre Paquette - 76 5. 45 25. 173 4 24 15 -0.019 64 -61 25 N 44% Northfield MN Messner~Steve - 93 5. 44 35. 288 4 27 40 -0.016 75 -54 24 N 46% 455 CBA Concord -122 5. 37 55. -31 4 34 22 -0.015 80 -37 23 N 48% Diablo Valley College - 18 inch -122 5. 37 55. 43 4 34 22 -0.015 80 -37 23 - 48% *** Path limit *** 21 N 51% 741 Goodsell Observatory, North - 93 5. 44 25. 269 4 27 41 -0.014 75 -54 21 N 50% BERKELEY CA FREEMAN~TONY -122 15. 37 55. 10 4 34 26 -0.014 80 -37 20 N 51% Berkeley CA Schrier~Joshua -122 15. 37 55. 0 4 34 26 -0.013 80 -37 20 N 52% 660 Leuschner Observatory, Berk -122 15. 37 55. 73 4 34 25 -0.013 80 -37 20 N 53% Dexter Ma 45thPar.Am.Ast.Main - 69 15. 45 5. 0 4 23 0 -0.013 59 -63 18 N 55% 772 Boltwood Observatory, Stitt - 75 55. 45 15. 96 4 24 14 -0.012 64 -61 17 N 55% WlnutCrk CA Tom Case (&Rowley) -122 5. 37 55. 0 4 34 23 -0.011 80 -37 15 N 58% SanFrancisco CA -122 25. 37 45. 20 4 34 28 -0.010 80 -37 13 N 60% Walnut CreCA Shelton~Robert G. -122 5. 37 55. 79 4 34 22 -0.009 80 -37 13 N 61% OAKLAND CA - HOWARD-RAYMOND -122 15. 37 45. 15 4 34 26 -0.008 80 -37 13 N 61% SAN FRAN CA William Westbrooke -122 25. 37 45. 0 4 34 29 -0.008 80 -37 13 N 61% Fremont CA D. Anderson -122 15. 37 45. 7 4 34 26 -0.008 80 -37 13 N 61% ANTIOCH CA WESTFALL~JOHN E -121 45. 37 55. 81 4 34 19 -0.008 80 -38 11 N 62% Oakland CA Chabot Obs. (new) -122 15. 37 45. 465 4 34 25 -0.007 80 -37 8 N 66% 762 Four Winds Observatory, Lak - 85 45. 44 55. 170 4 26 10 -0.005 70 -58 8 N 65% SAN LEANDRO CA GINGRICH~MARK -122 15. 37 45. 32 4 34 25 -0.005 80 -37 8 N 67% 847 Lunar Cafe Observatory - 84 5. 45 5. 215 4 25 49 -0.005 69 -58 7 N 67% Orono Ma U Maine Plan'm & Ob - 68 45. 44 55. 0 4 22 53 -0.005 59 -63 4 N 67% Oakland CA - Bob Sills -122 5. 37 45. 239 4 34 24 -0.003 80 -37 3 N 67% Brisbane CA -122 25. 37 45. 0 4 34 28 -0.002 80 -37 1 N 69% Faribault, MN - Kochab Obs - 12" - 93 15. 44 15. 325 4 27 43 -0.001 75 -54 0 - 70% **** Centre Line **** 0 S 70% Bangor ME - 68 45. 44 45. 6 4 22 54 0.000 59 -63 -2 S 68% Castro Valley CA Skelly~Bruce J. -122 5. 37 45. 0 4 34 24 0.001 80 -37 -4 S 67% CastroVl CA Bob Sills -122 5. 37 45. 0 4 34 24 0.003 80 -37 -5 S 67% Stockton CA Jeff Baldwin -121 15. 37 55. 0 4 34 12 0.003 81 -38 -10 S 64% SALT LAKE CITYUT WIGGINS~PATRICK -112 15. 40 35. 1311 4 31 59 0.006 84 -44 -10 S 64% 718 University of Utah, Tooele -112 15. 40 35. 1305 4 31 59 0.007 84 -44 -11 S 64% H54 Cedar Drive Observatory, Pu - 88 25. 44 35. 267 4 26 42 0.007 72 -57 -12 S 62% College of San Mateo -122 25. 37 35. 191 4 34 29 0.008 80 -37 -12 S 61% PLEASANTON CA MORGAN~WALTER V -121 55. 37 45. 104 4 34 22 0.008 80 -38 -13 S 60% SaltLkCi UT Keith Finlayson -111 45. 40 45. 1568 4 31 52 0.009 84 -44 -15 S 58% BELMONT CA HART~JIM -122 15. 37 35. 0 4 34 29 0.010 80 -37 -15 S 58% LIVERMORE CA MORANA~ED -121 45. 37 45. 159 4 34 20 0.010 80 -38 -16 S 57% Livermore Carlos Avalle -121 45. 37 45. 125 4 34 20 0.010 80 -38 -16 S 56% HALF MOON BAY CA FRANK~CHRISTOPH -122 25. 37 25. 0 4 34 31 0.011 80 -37 -17 S 56% G61 Pleasanton -121 55. 37 35. 91 4 34 22 0.011 80 -38 -18 S 55% UNION CITY CA GARFINKLE~ROBER -122 5. 37 35. 0 4 34 25 0.012 80 -37 -18 S 54% Livermor CA Jim Ferreira -121 45. 37 45. 152 4 34 21 0.012 80 -38 -23 - 48% *** Path limit *** -23 S 48% TOPEKA KS MCMANUS~TERRI A - 83 25. 44 45. 853 4 25 42 0.015 69 -59 -24 S 45% Manteca CA Fred Schumacher -121 15. 37 45. 11 4 34 12 0.016 81 -38 -24 S 45% FARMINGT ME MAGRI~CHRISTOPHER - 70 5. 44 45. 0 4 23 8 0.016 60 -63 -25 S 44% Manteca CA C.Avalle &Lambertso -121 15. 37 45. 8 4 34 13 0.016 81 -38 -28 S 39% Del Valle Livermore, CA -121 45. 37 35. 404 4 34 20 0.019 81 -38 -29 S 38% sSltLkCy UT Ader, John -111 55. 40 35. 1219 4 31 54 0.019 84 -44 -30 S 37% FAIRFIEL ME STOWERS,CLIFFORD - 69 35. 44 35. 47 4 23 2 0.019 60 -63 -30 S 36% PaloAlto CA Lum, Stanford -122 5. 37 25. 0 4 34 27 0.020 80 -37 -30 S 35% GreenBay WI Parmentier 8in L - 88 5. 44 25. 197 4 26 38 0.020 72 -57 -31 S 35% NORTH YORK ON NASON~GUY - 77 5. 44 45. 183 4 24 28 0.020 65 -61 -31 S 34% Sioux Falls SD - 96 45. 43 35. 425 4 28 28 0.020 77 -53 -32 S 34% Los Altos CA ADLER~ALAN -122 5. 37 25. 0 4 34 27 0.021 80 -37 -32 S 34% Waikoloa HI Erickson~Christophe -155 45. 19 55. 337 4 43 37 0.021 49 -8 -33 S 32% Watervil Ma Northern Stars Plan - 69 45. 44 35. 0 4 23 3 0.022 60 -63 -33 S 32% Riverton, UT - Steve Wasserbaech -112 5. 40 25. 1485 4 31 56 0.022 84 -44 -35 S 28% Rochester MN - 92 25. 44 5. 302 4 27 33 0.023 75 -55 -36 S 28% Mtn View CA SETI Peter Backus -122 5. 37 25. 0 4 34 27 0.024 80 -37 -37 S 26% SANTA CLARA CA OKASAKI~KENT -122 5. 37 25. 115 4 34 27 0.024 80 -37 -37 S 26% CAMPBELL CA BALDRIDGE~RICHA -122 5. 37 25. 115 4 34 27 0.024 80 -37 -37 S 25% Robert Shelton,Sonora, Californ -120 15. 37 55. 705 4 34 0 0.025 81 -39 -38 S 24% GNEISS HILL OBS ON - Guy Nason - 77 5. 44 45. 290 4 24 28 0.025 65 -61 -39 S 22% Fairfax VT Lawrence Garrett - 72 55. 44 35. 109 4 23 40 0.026 62 -63 -40 S 21% Searsprt Ma Penobscot ValleySt. - 68 55. 44 25. 0 4 22 55 0.027 59 -64 -41 S 20% Silicon Valley - Thad Floryan -122 5. 37 25. 78 4 34 27 0.027 80 -37 -43 S 19% Nine-Brick OBS W Cheng -122 5. 37 25. 100 4 34 26 0.028 80 -37 -43 S 18% Sunnyvale CA Sielski~Hank -122 5. 37 25. 0 4 34 26 0.028 80 -38 -44 S 16% H91 Reynolds Observatory, Potsd - 74 55. 44 45. 134 4 24 3 0.029 63 -62 -44 - 16% ** Path limit plus 1-Sigma ** -49 S 11% Buckhorn Observatory - 78 25. 44 45. 0 4 24 42 0.032 65 -61 -53 S 9% San Jose CA Dr Backus -121 45. 37 15. 0 4 34 23 0.035 80 -38 -54 S 8% BROCKVILLE ON FETTER~KEVIN - 75 45. 44 35. 100 4 24 11 0.035 64 -62 -54 S 8% SAN JOSE CA JAMES H. VAN NULAND -121 55. 37 15. 73 4 34 26 0.035 80 -38 -54 S 8% SJAA - Houge Park -121 55. 37 15. 14 4 34 26 0.036 80 -38 -55 S 7% HiginsLk MI Chuck Boren cottage - 84 45. 44 25. 0 4 25 57 0.036 70 -59 -55 S 7% Lincnvil ME Michael Kosowsky - 69 5. 44 15. 155 4 22 56 0.036 59 -64 -55 S 7% LosGatos CA OakridgeO Baldridge -122 5. 37 15. 732 4 34 28 0.036 80 -37 -56 S 7% G65 Vulcan North, Lick Observat -121 35. 37 25. 1215 4 34 21 0.037 81 -38 -56 S 7% 662 Lick Observatory, Mount Ham -121 35. 37 25. 1251 4 34 21 0.037 81 -38 -57 S 6% Lindon UT UVAA Richard Tenney -111 45. 40 25. 1400 4 31 54 0.038 84 -44 -58 S 5% OwenSond ON Bruce County A. S. - 80 55. 44 35. 244 4 25 12 0.038 67 -60 -59 S 5% Canton NY Justin Pryzby - 75 5. 44 35. 180 4 24 3 0.038 63 -62 -61 S 4% Burlington VT - 73 15. 44 25. 34 4 23 42 0.040 62 -63 -61 S 4% Augusta ME - 69 45. 44 15. 14 4 23 4 0.040 60 -64 -61 S 5% 568 Mauna Kea -155 25. 19 45. 4198 4 43 36 0.040 50 -8 -62 S 4% San Jose, CA - Rudy Norvelle -121 45. 37 15. 0 4 34 24 0.041 80 -38 -63 S 4% BonnyDun CA Nolthenius mobile -122 5. 37 5. 866 4 34 30 0.042 80 -37 -63 S 4% Orem UT Mark Dakins -111 45. 40 15. 1400 4 31 53 0.042 85 -45 -65 S 3% AlbertLe MN Ken Fiscus - 93 25. 43 35. 0 4 27 45 0.043 75 -55 -66 - 2% ** Path limit plus 2-Sigma ** -66 S 3% Bonny Doon CA -Bonny Doon Church -122 5. 37 5. 580 4 34 30 0.044 80 -37 -69 S 2% PROVO UT UTAH-BYU 24I -111 35. 40 15. 1417 4 31 53 0.045 85 -45 -70 S 2% Provo UT -111 35. 40 15. 1386 4 31 53 0.046 85 -45 -73 S 1% LaCrosse WI Robert Allen - 91 15. 43 45. 366 4 27 18 0.048 74 -56 -74 S 1% Austin MN -- Sola Fide Obs - 92 55. 43 35. 320 4 27 40 0.049 75 -55 -77 S 1% HAWAII HI DUNHAM~DAVID W. -155 35. 19 35. 0 4 43 38 0.051 49 -8 -77 S 1% MORGAN HILL CA Breit~Derek C. -121 45. 37 5. 282 4 34 24 0.051 81 -38 -80 S 0% 816 Rand Observatory - 74 15. 44 25. 502 4 23 54 0.053 63 -63 -80 S 1% Santa Cruz CA -122 5. 36 55. 6 4 34 29 0.053 80 -38 -81 S 0% Starlight Cascade Obs. ON - 76 45. 44 25. 144 4 24 23 0.053 64 -62 -81 S 0% Barrie On Bill O'Neill,PC164 - 79 35. 44 25. 259 4 24 57 0.053 66 -61 -81 S 1% TuolemneMeadows, Dave McKulle -119 25. 37 55. 2500 4 33 48 0.053 82 -39 -82 S 0% APTOS CA R.NoltheniusCabrill -121 55. 36 55. 119 4 34 27 0.054 80 -38 -83 S 0% Montpelier VT - 72 35. 44 15. 148 4 23 35 0.054 62 -63 -83 S 0% SntaCruz CA Jon Merryman -121 55. 36 55. 0 4 34 28 0.054 80 -38 -88 - 0% ** Path limit plus 3-Sigma ** Prediction of 2020 Dec 27.0