NLC Sightings: 1998


The following tables list all NLC's reported via the Internet to this site over the 1998 NLC season.   A list of archives  from previous years is also available.

Please note that this should not be regarded as a definitive listing of 1998's global NLC activity. Researchers should contact the officially designated reporting bodies for fully collated data.
 

NOCTILUCENT CLOUD 
Provisional Reports: February 1998
Observer  Location  Date  Time (UT)  NLC Forms  Max Elev.  Brigh-
tness 		 Comments 
Karen Quinnell & John French Davis Station (Antarctica) 18-19 1850-2000 I,II,III   3 Photo & Report
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MAY

NOCTILUCENT CLOUD 
Provisional Reports: May 1998
Observer  Location  Date  Time (UT)  NLC Forms  Max Elev.  Brigh-
tness 		 Comments 
Elvira Pfitzner Chemnitz (Germany) 10-11 1945 NLC? 10 Deg.   Uncertain.
Claudia Hetze Chemnitz, Germany. 25-26 0115-0210 NLC 07 Deg. 2  
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JUNE

NOCTILUCENT CLOUD 
Provisional Reports: June 1998
Observer  Location  Date Time (UT)  NLC Forms  Max Elev.  Brigh-
tness 		 Comments 
Tom McEwan Glengarnock (Scotland) 11-12 0000-0040 I,IIb,IIIb 8 Deg. 3 Moderate, sharp NLC forms.
James Fraser Alness (Scotland) 11-12 0016 I,II 15 Deg. 2  
Alastair McBeath Morpeth (England) 12-13 2250-0115 I,II,III,IV 20 Deg. 1  
Nick Martin Drongan (Scotland) 12-13 0027-0125 I,IIa+b 10 Deg. 3 Photos.
Jorg Strunk Leopoldshohe (Germany) 12-13 2130 II 20 Deg. 1  
Tom McEwan Glengarnock (Scotland) 13-14 2330-0100 I,IIa 10 Deg. 2 Faint, diffuse bands.
Brian Whittaker France/England 13-14 2025-2154 All forms 45 Deg. 4 In flight observation. Photos
Neil Morrison  Crawley (England) 13-14 2135-2155 NLC     Through cloud.
Claudia Hetze Chemnitz (Germany) 13-14 2100-2200 I 30 Deg. 2 Uncertain (cirrus present).
Hartwig Luethen Hamburg (Germany) 13-14 2235 IIa 28 Deg. 3  
Heiko Ulbricht Freital (Germany) 13-14 2045-2155 IIIa+b,IVc 08 Deg. 3 Photos.
Sven Naether Potsdam (Germany) 13-14 2105-2145 IVb+c 30 Deg. 2  
U. von Zahn Kuehlungsborn (Germany) 13-14 2130-2340 NLC To Zenith   Inst. for Atmospheric Physics: Lidar measurements
Tony Rickwood Gillingham (England) 13-14 2130 II 30 Deg. 2  
Richard Lowenherz Klettwitz (Germany) 13-14 2010-2215 IIa+b,IIIa,IVb,0 90 Deg. 3  
Jorg Strunk Leopoldshohe (Germany) 13-14 2125 II 25 Deg. 2  
Frank Wachter Radebeul (Germany) 13-14 2030 IIIb,IV 40 Deg. 4  
Tom McEwan Glengarnock (Scotland) 14-15 0010-0100 NLC? 10 Deg. 1-2 Possible NLC through cloud.
James Fraser Alness (Scotland) 14-15 0025 I,II.,III 20 Deg. 2  
Mark Vornhusen Osnabrueck (Germany) 15-16 2050-2140 IIb,III 60 Deg. 2  
Claudia Hetze & Wolfgang Hinz Chemnitz (Germany) 15-16 2010-2210 II,IIIb 80 Deg. 4 Through low cloud.
Holger Lau Pirna (Germany) 15-16 2020-2120 I,IVb 90 Deg. 3 Drift to WSW.
Heiko Ulbricht Freital (Germany) 15-16 2020-2115 III,IV,S 30 Deg. 4 Photos.
Richard Lowenherz Klettwitz (Germany) 15-16 2050-2135 IIb,IVb 20 Deg. 2 Low clouds. Vanishing.
Frank Wachter Radebeul (Germany) 15-16 2030 III,IV 60 Deg. 4  
Tom McEwan Glengarnock (Scotland) 16-17 2315-0115 I,IIa+b,IIIa+b 20 Deg. 4 Complex structure.
Malcolm Garland Sheffield (England) 16-17 2155-2315 NLC 08 Deg.    
Alan Smeaton Stirling (Scotland) 16-17 0040 I,IIb 12 Deg. 2  
Alastair McBeath Morpeth (England) 16-17 2310-0145 I,II,III,IV 18 Deg. 2  
James Fraser Alness (Scotland) 16-17 0007 I,II,III 25 Deg.  2  
Nick Martin  Drongan (Scotland) 16-17 0000-0115 I,IIa+b,IIIa+b,IVa   3 Photos
Mark Zalcik Edmonton (Canada) 16-17 0530-0605 I,IIa,IIIb 25 Deg. 1  
Alan Dyer Cluny (Canada) 16-17   NLC      
Tom McEwan Glengarnock (Scotland) 17-18 2345-0100 I,IIb 10 Deg. 3  
Juergen Rendtel Potsdam (Germany) 17-18 0015-0125 IIb,IIIb,S,V 12 Deg. 4  
Alan Smeaton Stirling (Scotland) 17-18 0030-0050 IIa,O 10 Deg 2 Bands+large NLC 'sheet'.
James Fraser Alness (Scotland) 17-18 0015 I 10 Deg. 1 Through Cloud.
Nick Martin Drongan (Scotland) 17-18 0000-0140 I,IIb 10 Deg. 3  
Alastair McBeath Morpeth (England) 17-18 0055-0215 I,II,III 13 Deg. 1  
Schwark Laage (Germany) 18-19 2310-0110 II 17 Deg.    
Vdovichenko V., Kirienko G. Petropavlovsk (Kazakhstan) 19-20 17-30-2020 II,III 20 Deg. 4 Photo & video images. Fessenkov Astrophysical institute.
Mark Vornhusen Vechta (Germany) 20-21 0050-0140 I,IIb 30 Deg. 1  
Vdovichenko V., Kirienko G. Petropavlovsk (Kazakhstan) 20-21 1830-1920 II 12 Deg. 3 Photo & video images. Fessenkov Astrophysical institute.
Claudia Hetze Chemnitz (Germany) 21-22 2050-2145 IIa? 50 Deg. 1 Uncertain (cirrus present)
Claudia Hetze Chemnitz (Germany) 21-22 0110-0220 IIa,III? 35 Deg. 1 Uncertain (cirrus present)
Holger Lau Pirna (Germany) 21-22 2040 IIa 05 Deg. 1  
Alastair McBeath Morpeth (England) 21-22 0100-0130 I,II,III,IV 22 Deg. 1  
Juergen Rendtel Potsdam (Germany) 22-23 0040-0105 I,IIa 40 Deg. 2  
Mark Zalcik Edmonton (Canada) 23-24 0600-0700 I,IIb,IIIa,IVb 15 Deg. 2  
Alastair McBeath Morpeth (England) 25-26 0100-0130 II,III 11 Deg. 2  
John Lambert  Pegswood (England) 26-27 2225-2245 I,IIIb,V 30 Deg. 2 Through cloud breaks.
Les Crossan Slaley (England) 26-27 2030-0200 I,IIIb,V 30 Deg. 2-3 'Net' structure.
Juergen Rendtel Potsdam (Germany) 26-27 2130-2230 I,IIa,IIIa,S 08 Deg. 3 No NLC before 2130 
Alastair McBeath Morpeth (England) 26-27 2150-0145 I,II,III,IV 20 Deg. 3  
U. von Zahn Kuehlungsborn (Germany) 26-27 2130-2200 NLC 20 Deg. 3  
Hacke Laage (Germany) 26-27 2115-2235 I,III 12 Deg. 3  
Alan Smeaton Stirling (Scotland) 27-28 0150 IIa 03 Deg. 2 Small patch of bands.
Veikko Mäkelä Helsinki (Finland) 27-28 2200-2230 I,IIa,IIIb 30 deg. 2  
Vdovichenko V., Kirienko G. Petropavlovsk (Kazakhstan) 27-28 1830-2025 II 10 Deg. 4 Photo & video images. Fessenkov Astrophysical institute.
Timo Leponiemi Hyvinkää (Finland) 27-28 2230-2325 Web page details      
Timo Leponiemi Hyvinkää (Finland) 28-29 2205-2215 Web page details      
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JULY

NOCTILUCENT CLOUD 
Provisional Reports: July 1998
Observer  Location  Date  Time (UT)  NLC Forms  Max Elev.  Brigh-
tness 		 Comments 
Juergen Rendtel Potsdam (Germany) 02-03 0025-0110 I,IIa 04 Deg. 2  
Jani Katava Espoo (Finland) 04-05 2230-2310 I,II,III 60 Deg. 3 Observation submitted by V.Mäkelä
Juergen Rendtel Potsdam (Germany) 06-07 2120-2230 I,IIa+b 08 Deg. 3 Obvious drift to WSW.
Tom McEwan Glengarnock (Scotland) 06-07 2300-0130 I,IIa+b 15 Deg. 3  
Oscar van der Velde Wageningen (Netherlands) 06-07 2230-2250 O 10 Deg. 3 In NNW-N. Photographs.
Veikko Mäkelä Espoo (Finland) 06-07 2245-2300 I,IIa,IVb 60 Deg. 3  
Timo Leponiemi Hyvinkää (Finland) 06-07 2150-2320 Web page details      
Alan Smeaton Stirling (Scotland) 09-10 2245-2300 IIa+b 08 Deg. 3  
Timo Leponiemi Hyvinkää (Finland) 09-10 2200-2320 Web page details      
Alastair McBeath Morpeth (England) 09-10 2250-0215 II,III,IV 09 Deg. 3 Through cloud.
Juergen Rendtel  Potsdam (Germany) 11-12 0105-0145 I,IIb,IIIa+b,S 09 Deg. 3  
Mark Zalcik Edmonton (Canada) 12-13 0700-1020 I,II,III 30 Deg. 3  
Vdovichenko V., Kirienko G. Petropavlovsk (Kazakhstan) 12-13 1800-1805 I ? 1  
Tom McEwan Glengarnock (Scotland) 13-14 0055-0110 IIb 07 Deg 1 Through cloud breaks.
Dave Wheeler Fair Isle (Scotland) 14-15 2300 NLC 80%-sky   Lilac-blue; cirrus-like forms.
Timo Leponiemi Hyvinkää (Finland) 14-15 2205-2320 Web page details      
James Fraser Alness (Scotland) 14-15 0040 I 10 Deg. 1  
Vdovichenko V., Kirienko G. Petropavlovsk (Kazakhstan) 14-15 1730-2035 I,II 20 Deg. 3 Through tropospheric cloud.
Veikko Mäkelä Helsinki (Finland) 16-17 2130-2200 I,IIa+b,IIIb,IVa,O 90 Deg. 5 Complex billow & patch structure.
Timo Leponiemi Hyvinkää (Finland) 16-17 2120-2320 Web page details      
Alastair McBeath Morpeth (England) 17-18 0025-0200 II,III,IV 15 Deg. 2 Through cloud.
Bjorn H. Granslo Fjellhamar (Norway) 18-19 2300-2345 I,II,IIIa,IV 30 Deg. 3 Photos. Cloud interference.
Vdovichenko V., Kirienko G. Petropavlovsk (Kazakhstan) 18-19 1806-1816 III ? 1-2 Three weak bands.
Juergen Rendtel Potsdam (Germany) 19-20 0050-0130 IIa+b,IIIa 03 Deg. 2  
Timo Leponiemi Hyvinkää (Finland) 19-20 2135-2325 Web page details      
Juergen Rendtel Potsdam (Germany) 20-21 2100-2115 I,IIa 06 Deg. 2 No NLC before 2050 UT.
Vdovichenko V., Kirienko G. Petropavlovsk (Kazakhstan) 20-21 1740-2230 I,II,III 12 Deg. 5 Bright, filling all twilight segment.
Les Crossan Wallsend (England) 21-22 0200-0230 I,IIa+b,IIIa+b,O,P 40 Deg. 4 Long twisted bands.
Jon Shanklin Cambridge (England) 21-22 0225-0300 NLC 30 Deg.   Bright display of bands and whirls. More details to follow.
Timo Leponiemi Hyvinkää (Finland) 21-22 2045-0010 Web page details Full-Sky    
Mark Vornhusen Osnabrueck (Germany) 21-22 0200-0235 II,IIIa+b 20 Deg. 3  
Alan Smeaton Stirling (Scotland) 23-24 0148-0215 IIa 15 Deg. 2 Through cloud.
Alan Smeaton Stirling (Scotland) 26-27 2215 NLC?   2 Through cloud.
Victor Tejfel Alma-Ata Observatory (Kazakhstan) 26-27 2229-2300 II 08 Deg. 2-3  
Vdovichenko V., Kirienko G., Solodovnik A. Petropavlovsk (Kazakhstan) 26-27 1650-2230 I,IIa+b,IIIa+b,IVa 40-50 Deg. 5 Very bright. Photographs.
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AUGUST

NOCTILUCENT CLOUD 
Provisional Reports: August 1998
Observer  Location  Date  Time (UT)  NLC Forms  Max Elev.  Brigh-
tness 		 Comments 
John Lambert Pegswood (England) 03-04 2220-2245 II 05 Deg. 1 Through Cloud.
Alan Smeaton Stirling (Scotland) 03-04   II     Through cloud.
Timo Leponiemi Hyvinkää (Finland) 05-06 2115-2150 Web page details 05-07 Deg.    
Les Crossan Slaley (England) 15-16 2030-2100 II 30 Deg. 2 Single band.
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