Comet C/2018 Y1 (Iwamoto)

IIIYYYYMnL YYYY MM DD.DD eM/mm.m:r AAA.ATF/xxxx /dd.ddnDC /t.ttmANG ICQ XX*OBSxxf InT APERTURcamchip SFW C ## u.uu xx.x PIXELSIZE
   2018Y1  2019 01 19.24  M  9.5 TK 20.0T10  50   4    3            ICQ XX LAB02                                                  Carlos Labordena, Benlloch
2018Y1 2019 01 18.22 S 9.0 TI 19.8L 59 5.5 2 ICQ XX HAR11 Christian Harder, Jeersdorf, Germany f; SQM-L: 19.9 mag/arcsec^2, Swanfilter sprach gut an. Nur 15° Höhe
2018Y1 2019 01 16.62 S 9.8 TK 20.0L 6 48 4 3 ICQ XX RAE Stuart Rae, Karamu, New Zealand
2018Y1 2019 01 15.70 S 9.5 TT 4.0B 25 5 4 ICQ XX MAT08 Michael Mattiazzo, Swan Hill, Victoria, Australia
2018Y1 2019 01 15.24 Z 9.8 U4 9.0R 5a872 4.51 ICQ XX JAMaaI C 4.51mCDS CFC CMP 5 7* 2.1s 2.1 Nick James
2018Y1 2019 01 14.68 xM 10.0 TK 25.0L 5 39 6.4 4 ICQ XX WYA Christopher Wyatt
2018Y1 2019 01 14.26 S 8.2 TK 10.0B 25 10 2 ICQ XX GON05 Juan Jose Gonzalez Suarez
2018Y1 2019 01 14.25 S 8.7 TK 20.3T10 77 8 3 ICQ XX GON05 Juan Jose Gonzalez Suarez
2018Y1 2019 01 12.62 xS 9.7 TK 25.0L 5 39 5 3 ICQ XX WYA Christopher Wyatt
2018Y1 2019 01 11.24 C 11.4 MC 50.0L 3a120 4.6 ICQ XX HILaaI C 0.19mFL9 K32 AFo 5 P5 0.0 1.0s 1.0 Kevin Hills; Multibox data generated using Astrometrica and FoCas, then Kphot used to estimate visual equivalent magnitude as reported above
2018Y1 2019 01 08.75 S 9.9 TK 8.0B 20 5 2 ICQ XX CAM03 Paul Camilleri
2018Y1 2019 01 08.71 Z 10.7 U4 50.0Y 5a719 5 ICQ XX JAMaaI C 5 mFL9 K6F CMP 5 7* 1.1s 1.1 Nick James
2018Y1 2019 01 07.80 M 10.4 TK 40.6L 76 3 4 ICQ XX CAM03 Paul Camilleri
2018Y1 2019 01 07.67 xM 10.2 TK 25.0L 5 39 4.5 3/ ICQ XX WYA Christopher Wyatt
2018Y1 2019 01 07.26 S 8.9 TK 20.3T10 77 8 2/ ICQ XX GON05 Juan Jose Gonzalez Suarez
2018Y1 2019 01 06.83 S 11.6 TJ 40.0L 4 75 2.4 1 ICQ XX YOS04 Seiichi Yoshida
2018Y1 2019 01 06.20 Z 11.2 MC 50.0L 3a120 3.9 ICQ XX HILaaI C 0.19mFL9 K32 AFo 5 P5 0.1 1.0s 1.0 Kevin Hills; Multibox data generated using Astrometrica and FoCas, then Kphot used to estimate visual equivalent magnitude as reported above
2018Y1 2019 01 04.31 k 11.9 AQ 30.0C 6A440 3 ICQ XX MAS01I C 3 mG4x KA3 KPR 0 U9* 0.0 1.8s 1.8 Martin Masek; Comet Alt.:30.7 Calculated mags:11.9,11.9,11.9,11.8,11.9,11.9,11.9,11.9
2018Y1 2019 01 04.31 V 10.2 AQ 30.0C 6A440 7.8 ICQ XX MAS01I C 7.8 mG4x KA3 KPR 5 U9* 0.0 1.8s 1.8 Martin Masek; Comet Alt.:31.1 Calculated mags:10.2,10.2,10.2,10.2,10.2,10.2,10.2,10.2
2018Y1 2019 01 03.35 C 11.5 NO 35.0T11a 50 6 ICQ XX PAUaaI C dSTL KA1 AFo 0 P6 27.0d27.0 Nirmal Paul, Slooh, La Dehesa (MPC - W88); Data generated using astrometrica, focas and kphot. Later to produce visual equivalent magnitude.
2018Y1 2019 01 03.23 M 11.2 TK 20.0T10 80 1.2 3 ICQ XX LAB02 Carlos Labordena, Culla
2018Y1 2019 01 02.25 S 9.2 TK 20.3T10 77 5 2/ ICQ XX GON05 Juan Jose Gonzalez Suarez
2018Y1 2019 01 01.72 C 10.9 AQ 10.6R 5a180 5 ICQ XX RAMaa C s KB2 5 U3 0.1 3.5s 3.5 Raymond Ramlow
2018Y1 2019 01 01.71 Z 11.5 U4 50.0Y 5a434 3.38 ICQ XX JAMaaI C 3.38mFL9 K6F CMP 5 7* 1.1s 1.1 Nick James
2018Y1 2018 12 30.69 xS 11.3 AQ 25.0L 5 83 1.4 2/ ICQ XX WYA Christopher Wyatt
2018Y1 2018 12 30.29 S 10.9:TK 22.0L 6 160 1.5 4 ICQ XX GOI Marco Goiato; Moonlight
2018Y1 2018 12 29.72 Z 10.6 AQ 10.6R 5a720 10 LEHaaI C10 mSTL KA1 AIT 5 3.5s 3.5 Thomas Lehmann
2018Y1 2018 12 28.87 C 11.6 AQ 7.2A 3a600 3.7 ICQ XX YOS02I a 30C 3.7 mNDS CAC SI6 5 10.4 5.5s 5.5 Katsumi Yoshimoto; B-V of comp. stars were +0.24, +0.37 and +0.54.
2018Y1 2018 12 27.73 Z 10.6 AQ 10.6R 5a600 9.7 LEHaaI C 9.7 mSTL KA1 AIT 5 3.5s 3.5 Thomas Lehmann
2018Y1 2018 12 27.71 Z 12.2 U4 50.0Y 5a708 2 ICQ XX JAMaaI C 2 mFL9 K6F CMP 5 7* 1.1s 1.1 Nick James
2018Y1 2018 12 25.71 Z 12.5 U4 50.0Y 5a390 1.69 ICQ XX JAMaaI C 1.69mFL9 K6F CMP 5 7* 1.1s 1.1 Nick James
2018Y1 2018 12 23.53 Z 10.7 AQ 10.6R 5a480 9.4 LEHaaI C 9.4 mSTL KA1 AIT 5 3.5s 3.5 Thomas Lehmann
2018Y1 2018 12 22.73 Z 11.2 AQ 10.6R 5a600 6 LEHaaI C 6 mSTL KA1 AIT 5 3.5s 3.5 Thomas Lehmann
2018Y1 2018 12 22.24 C 12.5 MC 50.0L 3a 60 0.9 ICQ XX HILaaI C 0.19mFL9 K32 AFo 5 P5 0.0 1.0s 1.0 Kevin Hills; Multibox data generated using Astrometrica and FoCas, then Kphot used to estimate visual equivalent magnitude as reported above
2018Y1 2018 12 20.87 aC 13.2 AQ 20.3Y 5a330 1.5 ICQ XX YOS02I a 15S 1.5 mST9 K26 SI6 5 13.1 3.4s 3.4 Katsumi Yoshimoto; B-V of comp. stars were +0.56, +0.59 and +0.65.