UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C.  20549

SCHEDULE 13G

Under the Securities Exchange Act of 1934
(Amendment No. 4)

Transaction Systems Architects, Inc.
(Name of Issuer)

Common Stock
(Title of Class of Securities)

893416 10 7
(CUSIP Number)



Check the appropriate box to designate the rule pursuant to 
which this Schedule is filed:

     [X] Rule 13d-1(b)
     [ ] Rule 13d-1(c)
     [ ] Rule 13d-1(d)

*The remainder of this cover page shall be filled out for a 
reporting person's initial filing on this form with respect to 
the subject class of securities, and for any subsequent 
amendment containing information which would alter the 
disclosures provided in a prior cover page.

The information required in the remainder of this cover page 
shall not be deemed to be "filed" for the purpose of Section 
18 of the Securities Exchange Act of 1934 ("Act") or otherwise 
subject to the liabilities of that section of the Act but 
shall be subject to all other provisions of the Act (however, 
see the Notes).



13G

CUSIP NO.  893416 10 7


1)        NAME OF REPORTING PERSON
          S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

            Norwest Equity Capital, L.L.C.
            Tax Identification No.  41-1814661

2)        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*    
(a)  [ ]
                                                               
(b)  [ ]
3)        SEC USE ONLY

4)        CITIZENSHIP OR PLACE OF ORGANIZATION

            Minnesota

NUMBER OF          (5)  SOLE VOTING POWER
SHARES                    1,156,252
BENEFICIALLY       (6)  SHARED VOTING POWER
OWNED BY                  0
EACH               (7)  SOLE DISPOSITIVE POWER
REPORTING                 1,156,252
PERSON             (8)  SHARED DISPOSITIVE POWER
WITH                      0

9)         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
             1,156,252

10)        CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN 
           SHARES*

11)        PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
             Less than 5%

12)        TYPE OF REPORTING PERSON*

             OO






13G

CUSIP NO.  893416 10 7


1)        NAME OF REPORTING PERSON
          S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

            Itasca NEC, L.L.C.
            Tax Identification No.  41-1815097

2)        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*    (a)  [ ]
                                                               (b)  [ ]
3)        SEC USE ONLY

4)        CITIZENSHIP OR PLACE OF ORGANIZATION

            Minnesota

NUMBER OF          (5)  SOLE VOTING POWER
SHARES                    1,156,252
BENEFICIALLY       (6)  SHARED VOTING POWER
OWNED BY                  0
EACH               (7)  SOLE DISPOSITIVE POWER
REPORTING                 1,156,252
PERSON             (8)  SHARED DISPOSITIVE POWER
WITH                      0

9)         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
             1,156,252

10)        CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN 
           SHARES*

11)        PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
             Less than 5%

12)        TYPE OF REPORTING PERSON*

             OO







13G

CUSIP NO.  893416 10 7


1)        NAME OF REPORTING PERSON
          S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

            John P. Whaley
            Social Security No. ###-##-####

2)        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*    (a)  [ ]
                                                               (b)  [ ]
3)        SEC USE ONLY

4)        CITIZENSHIP OR PLACE OF ORGANIZATION

            Minnesota

NUMBER OF          (5)  SOLE VOTING POWER
SHARES                    1,163,380(1)
BENEFICIALLY       (6)  SHARED VOTING POWER
OWNED BY                  0
EACH               (7)  SOLE DISPOSITIVE POWER
REPORTING                 1,163,380(1)
PERSON             (8)  SHARED DISPOSITIVE POWER
WITH                      0

9)         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
             1,163,380(1)

10)        CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN 
           SHARES*

11)        PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
             Less than 5%

12)        TYPE OF REPORTING PERSON*

             IN


_________________________
(1) Includes 7,128 shares held by John P. Whaley in his 
individual capacity.

13G

CUSIP NO.  893416 10 7


1)        NAME OF REPORTING PERSON
          S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

            John E. Lindahl
            Social Security No. ###-##-####

2)        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*    (a)  [ ]
                                                               (b)  [ ]
3)        SEC USE ONLY

4)        CITIZENSHIP OR PLACE OF ORGANIZATION

            Minnesota

NUMBER OF          (5)  SOLE VOTING POWER
SHARES                    1,165,007(1)
BENEFICIALLY       (6)  SHARED VOTING POWER
OWNED BY                  0
EACH               (7)  SOLE DISPOSITIVE POWER
REPORTING                 1,165,007(1)
PERSON             (8)  SHARED DISPOSITIVE POWER
WITH                      0

9)         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
             1,165,007(1)

10)        CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN 
           SHARES*

11)        PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
             Less than 5%

12)        TYPE OF REPORTING PERSON*

             IN


_________________________
(1)  Includes 8,755 shares held by John E. Lindahl in his 
individual capacity.

13G

CUSIP NO.  893416 10 7


1)        NAME OF REPORTING PERSON
          S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

            George J. Still, Jr.
            Social Security No. ###-##-####

2)        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*    (a)  [ ]
                                                               (b)  [ ]
3)        SEC USE ONLY

4)        CITIZENSHIP OR PLACE OF ORGANIZATION

            Minnesota

NUMBER OF          (5)  SOLE VOTING POWER
SHARES                    1,163,279(1)
BENEFICIALLY       (6)  SHARED VOTING POWER
OWNED BY                  0
EACH               (7)  SOLE DISPOSITIVE POWER
REPORTING                 1,163,279(1)
PERSON             (8)  SHARED DISPOSITIVE POWER
WITH                      0

9)         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
             1,163,279(1)

10)        CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN 
           SHARES*

11)        PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
             Less than 5%

12)        TYPE OF REPORTING PERSON*

             IN


_________________________
(1)  Includes 7,027 shares held by Geroge J. Still, Jr. in his
     individual capacity.

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C.  20549

SCHEDULE 13G
Under the Securities Exchange Act of 1934
(Amendment No. 4)


Item 1(a)  Name of Issuer:

           Transaction Systems Architects, Inc.

Item 1(b)  Address of Issuer's Principal Executive Offices:

           330 South 108th Avenue
           Omaha, NE  68154

Item 2(a)  Name of Person Filing:

           1.  Norwest Equity Capital, L.L.C. (NEC)
           2.  Itasca NEC, L.L.C. (INEC)
           3.  John P. Whaley(JPW)
           4.  John E. Lindahl (JEL)
           5.  George J. Still (GJS)

Item 2(b)  Address of Principal Business Office:

           1.  Norwest Equity Capital, L.L.C.
               2800 Piper Jaffray Tower
               222 So. Ninth St.
               Minneapolis, MN  55402

           2.  Itasca NEC, L.L.C.
               2800 Piper Jaffray Tower
               222 So. Ninth St.
               Minneapolis, MN  55402

           3.  John P. Whaley
               2800 Piper Jaffray Tower
               222 So. Ninth St.
               Minneapolis, MN  55402

           4.  John E. Lindahl
               2800 Piper Jaffray Tower
               222 So. Ninth St.
               Minneapolis, MN  55402

           5.  George J. Still, Jr.
               2800 Piper Jaffray Tower
               222 So. Ninth St.
               Minneapolis, MN  55402

This statement is filed by Norwest Equity Capital,L.L.C. on 
behalf of all of the persons listed above pursuant to Rule 
13d-1(c) and Rule 13d-1(f).  Norwest Equity Capital, L.L.C. is 
a Minnesota limited liability
company.  Itasca, NEC, L.L.C., a Minnesota limited liability 
company, is the managing member of Norwest Equity Capital, 
L.L.C.  John P. Whaley, John E. Lindahl and George J. Still, 
Jr. are the managing members of Itasca NEC, L.L.C.

Item 2(c)  Citizenship:

           1.  NEC:  Minnesota
           2.  INEC:  Minnesota
           3.  JPW:  United States
           4.  JEL:  United States
           5.  GJS:  United States

Item 2(d)  Title of Class of Securities:

           Common Stock

Item 2(e)  CUSIP Number:

           893416 10 7

Item 3     N/A

Item 4     Ownership:

(1)  Norwest Equity Capital, L.L.C.:  At December 31, 1998, 
Norwest Equity Capital, L.L.C. owned 1,156,252 shares of 
common stock.  This amount represented less than five percent 
of the total shares of common stock outstanding at that date.  
Norwest Equity Capital, L.L.C. has no rights to acquire 
additional shares through the exercise of options or 
otherwise.

(2)  Itasca NEC, L.L.C:  At December 31, 1998, Itasca NEC, 
L.L.C was deemed to own, by virtue of its affiliation with 
Norwest Equity Capital, L.L.C, 1,156,252 shares of common 
stock.  This amount represented less than five percent of the 
total shares of common stock outstanding at that date.

(3)  John E. Lindahl:  At December 31, 1998, John E. Lindahl 
was deemed to own an aggregate of 1,165,007 shares, as 
follows:  (a) 1,156,252 shares indirectly by virtue of his 
affiliation with Norwest Equity Capital, L.L.C, and (b) 8,755 
shares held in his individual capacity.  This amount 
represented less than five percent of the total shares of 
common stock outstanding at that date.

(4)  John P. Whaley:  At December 31, 1998, John P. Whaley was 
deemed to own an aggregate of 1,163,380 shares as follows:  
(a) 1,156,252 shares indirectly by virtue of his affiliation 
with Norwest Equity Capital, L.L.C., and (b) 7,128 shares held 
in his individual capacity.  This amount represented less than 
five percent of the total shares of common stock outstanding 
at that date.

(5)  George J. Still, Jr.:  At December 31, 1998, George J. 
Still, Jr. was deemed to own an aggregate of 1,163,279 shares 
as follows:  (a) 1,156,252 shares indirectly by virtue of his 
affiliation with Norwest Equity Capital, L.L.C, and (b) 7,027 
shares held in his individual capacity.  This amount 
represented less than five percent of the total shares of 
common stock outstanding at that date.

The persons filing this statement other than Norwest Equity 
Capital, L.L.C. disclaim beneficial ownership of, and the 
filing of this shall not be construed as an admission that the 
persons filing are beneficial
owners of, the shares covered by this statement for purposes 
of Sections 13, 14 or 16 of the Act.

Item 5     Ownership of Five Percent or Less of a Class:

If this statement is being filed to report the fact 
that as of the date hereof the reporting persons have 
ceased to be beneficial owners of more than five percent of the 
class of securities, check the following [X].

Item 6     Ownership of More than Five Percent on Behalf of Another 
           Person:

           Not Applicable.

Item 7     Identification and Classification of the Subsidiary Which 
           Acquired the Security Being Reported on by the Parent
           Holding Company:

           See Attachment A.



Item 8     Identification and Classification of Members of the Group:

           Not Applicable.

Item 9     Notice of Dissolution of Group:

           Not Applicable.

Item 10    Certification:

By signing below, I certify that, to the best of my knowledge 
and belief, the securities referred to above were acquired in 
the ordinary course of business and were not acquired for the 
purpose of and do not have the effect of changing or 
influencing the control of the issuer of such securities and 
were not acquired in connection with or as a participant in 
any transaction having such purposes or effect.

Signature.

After reasonable inquiry and to the best of my knowledge and 
belief, I certify that the information set forth in this 
statement is true, complete, and correct.

Date:  February 16, 1999

NORWEST EQUITY CAPITAL, L.L.C.

By:  Itasca NEC, L.L.C.



  /s/ John P. Whaley
      John P. Whaley, Managing Partner


10