Citizen Science Contributor
Wim T. Zanstra
Visual Observer · Visual Observer · ICQ ZAN01
Counts come from COBS observations and published discoverer names. They are not editable. This is a source profile, not a Venator login. Claiming a page comes later with accounts.
- Reports
- 624
- Objects
- 31
- Last report
- 5814d ago
Reported objects
- 95
C/1995 O1
C/1995 O1 (Hale-Bopp) · Visual Observer
- 79
17P
17P/Holmes · Visual Observer
- 70
C/2004 Q2
C/2004 Q2 (Machholz) · Visual Observer
- 41
C/1996 B2
C/1996 B2 (Hyakutake) · Visual Observer
- 38
C/1990 K1
C/1990 K1 (Levy) · Visual Observer
- 34
C/2001 A2
C/2001 A2 (LINEAR) · Visual Observer
- 30
153P
153P/Ikeya-Zhang · Visual Observer
- 30
C/2001 Q4
C/2001 Q4 (NEAT) · Visual Observer
- 30
C/2002 C1
C/2002 C1 (Ikeya-Zhang) · Visual Observer
- 28
C/1989 X1
C/1989 X1 (Austin) · Visual Observer
- 22
C/1988 A1
C/1988 A1 (Liller) · Visual Observer
- 14
73P-C
73P-C/Schwassmann-Wachmann · Visual Observer
- 12
21P
21P/Giacobini-Zinner · Visual Observer
- 12
C/1993 Y1
C/1993 Y1 (McNaught-Russell) · Visual Observer
- 10
C/2006 M4
C/2006 M4 (SWAN) · Visual Observer
- 8
23P
23P/Brorsen-Metcalf · Visual Observer
- 8
8P
8P/Tuttle · Visual Observer
- 8
C/1996 Q1
C/1996 Q1 (Tabur) · Visual Observer
- 7
1P
1P/Halley · Visual Observer
- 6
103P
103P/Hartley · Visual Observer
- 6
122P
122P/de Vico · Visual Observer
- 6
C/1999 S4
C/1999 S4 (LINEAR) · Visual Observer
- 6
P/1995 S1
P/1995 S1 (de Vico) · Visual Observer
- 5
C/1982 M1
C/1982 M1 (Austin) · Visual Observer
- 4
109P
109P/Swift-Tuttle · Visual Observer
- 4
73P-B
73P-B/Schwassmann-Wachmann · Visual Observer
- 4
C/1989 Q1
C/1989 Q1 (Okazaki-Levy-Rudenko) · Visual Observer
- 2
C/1984 N1
C/1984 N1 (Austin) · Visual Observer
- 2
C/1991 T2
C/1991 T2 (Shoemaker-Levy) · Visual Observer
- 2
C/2007 N3
C/2007 N3 (Lulin) · Visual Observer
- 1
C/1985 R1
C/1985 R1 (Hartley-Good) · Visual Observer