A standard is used to
<TABLE BORDER="1">
<TR><TH>Item</TH> <TH>Description</TH></TR>
<tr><td>date</td><td>8 positions, yyyymmdd</TD></TR>
<tr><td>airport</td><td>4 positions, <A HREF="#icao">More info on ICAO code</A></TD></TR>
<tr><td>operator</td><td>4 positions:
<BR>2 positions for <A HREF="#cc">countrycode</A> 
<BR>2 positions for <A HREF="#op">operator</A> airforce/navy: nlaf,usnv,beaf,genv,ukaf, etc</TD></TR>
<tr><td>type</td><td><A HREF="#type">Scramble format type (or free)</A></TD></TR>
<tr><td>registration</td><td><A HREF="#regi">Scramble format registration (or free)</A></TD></TR>
<tr><td>photographer</td><td><A HREF="#photo">jvb, hve, rdb, hnb </A></TD></TR>
<tr><td>MT codering</td><td><A HREF="#mt">mt01</A></TD></TR>
</table>

<h3>Character format</H3>
All items are separated by '_' (underscores).
<BR>All characters are lowercase. NO UPPERCASE!
<BR> Maximum length of 255 characters
 
<H3>Examples</H3>
<PRE>date_airport_operator_type_regi_photographer_mt01.jpg
20020802_lers_usnv_c2a_162143_jvb_mt01.jpg
20020803_lers_esaf_t33_e1543_jvb_mt01.jpg
20010619_ebbl_traf_f16c_930683_jvb_mt01.jpg
20020601_ebbs_plnv_mi14pl_1011_hve_mt1.jpg
</PRE>

<H3><A NAME="cc">Country codes (2 positions)</A></H3>
<A HREF="mt-cc.html">Check full list of ISO country codes</A>
<BR>
<PRE>De landcodes zijn ook internationaal gestandaardiseerd (zie http://www.iana.org/cctld/cctld-whois.htm).
nl
be
uk
fr
du
us
es (spanje)
se (zweden)
etc.
</PRE>

Operator (2 posities):
<H3><A NAME="op">Operator codes (2 positions)</A></H3>
<pre>af	air force
nv	navy
sc	securite civile
mr	marines
</PRE>

<H3><A NAME="icao">ICAO codes (4 positions)</A></H3>
<A HREF="mt-icao.html">Check full list of ICAO codes</A>
<BR>Ook deze zijn op Internet aanwezig, enkele veelgebruikte voorbeelden:
<PRE>nancy		lsfo
colmar		lsfc
cambrai	    lfqi
koksijde	ebfn
beauvechain	ebbe
florennes	ebfs
kleinebrogel	ebbl
leeuwarden	ehlw
eindhoven	eheh
gilzerijen	ehgr
volkel		ehvk
twenthe		ehtw
reus		lers
(USS Kennedy	cv67)
</PRE>

<H3><A NAME="type">Type (free format)</A></H3>
Preferred is the Scramble notation.....
<BR>
<PRE>rf104g
f8
c141a
mi26
fa18c
tornadogr1
</PRE>

<H3><A NAME="regi">Registration (free format)</A></H3>
Regi  is het officieele 'staartnummer', ook weer zonder tussenvoegsels
<PRE>d8052
j212
161437
mm57123
</PRE>

<H3><A NAME="photo">Photographer (3 positions)</A></H3>
<PRE>jvb G.J.A. van Boven
hve H.P.M. van Eupen
rdb R.F. Diepenbroek
hnb J.H. Nijenboer
</PRE>
<H3><A NAME="mt">MT format (4 positions)</A></H3>
<PRE>mt01    first version of MILTAG 
</PRE>