02/01/1997Observer:Alessandro Dimai and Davide Ghirardo
Location: Col Druscič Observatory, Cortina d'Ampezzo - Italy
Date: February 01, 1997 04:50 U.T. - exp. 6'
Takahashi FS 102 f/6, Kodak Express Gold 400 II Hyper.
02/01/1997
Observer:Alessandro Dimai and Davide Ghirardo
Location: Col Druscič Observatory, Cortina d'Ampezzo - Italy
Date: February 01, 1997 04:50 U.T. - exp. 6'
Takahashi FS 102 f/6, Kodak Express Gold 400 II Hyper.
Cometa di magnitudine 2, con 3 gradi di coda visibile ad occhio nudo. E' presente ancora un po' di disturbo lunare.
02/03/1997
Observer:Alessandro Dimai, Davide Ghirardo and Giuseppe Menardi
Location: Col Druscič Observatory, Cortina d'Ampezzo - Italy
Date: February 03, 1997 05:01 U.T. - exp. 2'
Tele 35 mm f/2.8, Kodak Express Gold 400 II hyper.
Coda lunga oltre 7 gradi ad occhio nudo, magnitudine visuale 1,8. E' anche visibile ad occhio nudo una corta coda di polveri di circa 2 gradi.
02/03/1997
Observer:Alessandro Dimai, Davide Ghirardo and Giuseppe Menardi
Location: Col Druscič Observatory, Cortina d'Ampezzo - Italy
Date: February 03, 1997 04:41 U.T. - exp. 8'
Takahashi FS 102 f/6, Kodak Express Gold 400 II hyper.
La coda di ioni č molto pių intensa e netta rispetto ai giorni precedenti.
02/06/1997
Observer:Alessandro Dimai and Davide Ghirardo
Location: Col Druscič Observatory, Cortina d'Ampezzo - Italy
Date: February 06, 1997 04:28 U.T. - exp. 8'
Takahashi FS 102 f/6, Kodak Express Gold 400 II hyper.
Passaggio ravvicinato della Hale Bopp con l'ammasso globulare M 71 nella Sagitta. La magnitudine della cometa č stata stimata pari a 1,7.
02/06/1997
Observer:Alessandro Dimai and Davide Ghirardo
Location: Col Druscič Observatory, Cortina d'Ampezzo - Italy
Date: February 06, 1997 04:58 U.T. - exp. 1'
Tele 135 mm f/3.5, Kodak Express Gold 400 II hyper.
La coda di ioni č ben visibile e lunga circa 6 gradi.
02/06/1997
Observer:Alessandro Dimai and Davide Ghirardo
Location: Col Druscič Observatory, Cortina d'Ampezzo - Italy
Date: February 06, 1997 05:01 U.T. - exp. 1'
Tele 35 mm f/2.8, Kodak Express Gold 400 II hyper.
La cometa Hale Bopp stā "viaggiando" lungo la Via Lattea tra la Sagitta ed il Cigno.
02/08/1997
Observer:Alessandro Dimai and Davide Ghirardo
Location: Col Druscič Observatory, Cortina d'Ampezzo - Italy
Date: February 08, 1997 04:38 U.T. - exp. 8'
Takahashi FS 102 f/6, Kodak Express Gold 400 II hyper.
Cometa assai vicina alla gamma Sagittae (m.v. 3,5). La Hale Bopp risulta molto pių luminosa (m.v. 1,5) e con una coda di ioni di circa 5 gradi.
02/09/1997
Observer:Zinelli, Amoretti, Mavilla, Zaccari
Location: Collecchio (PR) - Italy
Date: February 09, 1997 - Exp. 35 min.
Takahashi 155 mm f/7, Kodak TP 6415 hiper.
02/09/1997
Observer:Zinelli, Amoretti, Mavilla, Zaccari
Location: Collecchio (PR) - Italy
Date: February 09, 1997 - Exp. 18 min.
Takahashi 78 mm f/6, Kodak Pro Gold 400 Hyper.
02/10/1997
Observer:Alessandro Dimai, Orsola and Carlo Ferrigno
Location: Col Druscič Observatory, Cortina d'Ampezzo - Italy
Date: February 10, 1997 04:34 U.T. - exp. 8'
Takahashi FS 102 f/6, Kodak Express Gold 400 II hyper.
La coda della Hale Bopp (m.v. 1,4) sfiora la nebulosa planetaria M 27 nella Vulpecola, meglio nota come Dumbbell Nebula. La lunghezza della coda di ioni si aggira sempre attorno ai 5 gradi.
02/14/1997
Observer:Piergiorgio Cusinato and Alessandro Dimai
Location: Col Druscič Observatory, Cortina d'Ampezzo - Italy
Date: February 14, 1997 04:27 U.T. - exp. 5'
Takahashi FS 102 f/6, Kodak Express Gold 400 II hyper.
Cometa molto luminosa (m.v. 0,9) e con coda ben visibile per circa 6 gradi; falso nucleo molto brillante (m.v. 1,5). Un forte fento da nord disturbava le osservazioni.
02/14/1997
Observer:Piergiorgio Cusinato and Alessandro Dimai
Location: Col Druscič Observatory, Cortina d'Ampezzo - Italy
Date: February 14, 1997 04:35 U.T. - exp. 3'
Tele 300 mm f/2,8, Kodak Express Gold 400 II hyper.
02/15/1997
Observer:Piergiorgio Cusinato and Davide Ghirardo
Location: Col Druscič Observatory, Cortina d'Ampezzo - Italy
Date: February 15, 1997 04:25 U.T. - exp. 6'
Takahashi FS 102 f/6, Kodak Express Gold 400 II hyper.
Cometa molto luminosa (m.v. 0,9) e con coda ben visibile per circa 8 gradi.
02/16/1997
Observer:Alessandro Dimai, Francesco D'Arsič, Roberto Nuzzo and Gabriele Rosolen
Location: Col Druscič Observatory, Cortina d'Ampezzo - Italy
Date: February 16, 1997 04:35 U.T. - exp. 2'
Tele 35 mm f/2,8, Kodak Express Gold 400 II hyper.
La coda di ioni č ormai molto evidente e lunga oltre 8 gradi.
02/16/1997
Observer:Alessandro Dimai, Francesco D'Arsič, Roberto Nuzzo, Gabriele Rosolen and Stefano Zardini
Location: Col Druscič Observatory, Cortina d'Ampezzo - Italy
Date: February 16, 1997 04:29 U.T. - exp. 3'
Tele Nikon 300 mm f/2,8, Kodak Express Gold 400 II hyper.
02/16/1997
Observer:Alessandro Dimai, Francesco D'Arsič, Roberto Nuzzo and Gabriele Rosolen
Location: Col Druscič Observatory, Cortina d'Ampezzo - Italy
Date: February 16, 1997 04:15 U.T. - exp. 7'
Takahashi 600 mm f/6, Kodak Express Gold 400 II hyper.
Oltre alla coda principale, sono ormai evidenti diversi getti secondari; la magnitudine integrata della Hale Bopp č di 0,8.
02/16/1997
Observer:Zinelli, Amoretti, Mavilla, Zaccari
Location: Collecchio (PR) - Italy
Date: February 16, 1997 - Exp. 20 min.
Takahashi 127 mm f/6, Kodak TP 6415 hiper.
02/18/1997
Observer:Alessandro Dimai
Location: Col Druscič Observatory, Cortina d'Ampezzo - Italy
Date: February 18, 1997 04:10 U.T. - exp. 5'
Tele 100 mm f/2,8, Kodak Express Gold 400 II hyper.
La coda di ioni č ormai lunga circa 10 gradi.
02/18/1997
Observer:Alessandro Dimai
Location: Col Druscič Observatory, Cortina d'Ampezzo - Italy
Date: February 18, 1997 04:23 U.T. - exp. 4'
Tele 300 mm f/2,8, Kodak Express Gold 400 II hyper.
02/18/1997
Observer:Alessandro Dimai
Location: Col Druscič Observatory, Cortina d'Ampezzo - Italy
Date: February 18, 1997 03:52 U.T. - exp. 7'
Takahashi FS 102 f/6, Kodak Express Gold 400 II hyper.
La cometa č ormai divenuta l'oggetto pių splendente del cielo mattutino, dopo Marte, splendendo come la stella Altair (mag. 0,8).
02/18/1997
Observer:Diego Gaspari and Giuseppe Menardi
Location: Cinque Torri (2200 mt), Cortina d'Ampezzo - Italy
Date: February 18, 1997 04:10 U.T. - exp. 2'
Tele 28 mm f/2,8, Kodak Express Gold 400 II hyper.
La cometa sopra le Cinque Torri.
02/28/1997
Observer:Alessandro Dimai
Location: Col Druscič Observatory, Cortina d'Ampezzo - Italy
Date: February 28, 1997 04:10 U.T. - exp. 4'
Takahashi FS 102 f/6, Kodak Express Gold 400 II hyper.
La cometa č splendida, nonostante la luna sia quasi piena. La coda di polveri č perfettamente visibile ad occhio nudo per almeno 5°, quella di ioni raggiunge i 10° al binocolo. La Hale Bopp č ormai luminosa quasi quanto Vega. Il suo splendore č stato stimato pari alla magnitudine 0,2.
Comet Hale Bopp home page