def METHOD_NAME(mjd):
    """
    Convert from mjd utc to mjd tdt using mpmath
    """
    dt = 10.0
    if mjd >= 41499.0:
        dt = 11.0  # /* 1972 Jul 1 */
    if mjd >= 41683.0:
        dt = 12.0
        # /* 1973 Jan 1 */
    if mjd >= 42048.0:
        dt = 13.0
        # /* 1974 Jan 1 */
    if mjd >= 42413.0:
        dt = 14.0
        # /* 1975 Jan 1 */
    if mjd >= 42778.0:
        dt = 15.0
        # /* 1976 Jan 1 */
    if mjd >= 43144.0:
        dt = 16.0
        # /* 1977 Jan 1 */
    if mjd >= 43509.0:
        dt = 17.0
        # /* 1978 Jan 1 */
    if mjd >= 43874.0:
        dt = 18.0
        # /* 1979 Jan 1 */
    if mjd >= 44239.0:
        dt = 19.0
        # /* 1980 Jan 1 */
    if mjd >= 44786.0:
        dt = 20.0
        # /* 1981 Jul 1 */
    if mjd >= 45151.0:
        dt = 21.0
        # /* 1982 Jul 1 */
    if mjd >= 45516.0:
        dt = 22.0
        # /* 1983 Jul 1 */
    if mjd >= 46247.0:
        dt = 23.0
        # /* 1985 Jul 1 */
    if mjd >= 47161.0:
        dt = 24.0
        # /* 1988 Jan 1 */
    if mjd >= 47892.0:
        dt = 25.0
        # /* 1990 Jan 1 */
    if mjd >= 48257.0:
        dt = 26.0
        # /* 1991 Jan 1 */
    if mjd >= 48804.0:
        dt = 27.0
        # /* 1992 July 1 */
    if mjd >= 49169.0:
        dt = 28.0
        # /* 1993 July 1 */
    if mjd >= 49534.0:
        dt = 29.0
        # /* 1994 July 1 */
    if mjd >= 50083.0:
        dt = 30.0
        # /* 1996 Jan 1 */
    if mjd >= 50630.0:
        dt = 31.0
        # /* 1997 Jul 1 */
    if mjd >= 51179.0:
        dt = 32.0
        # /* 1999 Jan 1 */
    if mjd >= 53736.0:
        dt = 33.0
        # /* 2006 Jan 1 */
    if mjd >= 54832.0:
        dt = 34.0
        # /* 2009 Jan 1 */
    if mjd >= 56109.0:
        dt = 35.0
        # /* 2012 July 1 */
    delta_TT = mp.mpf(dt) + 32.184
    delta_TT_DAY = mp.mpf(delta_TT) / mp.mpf(86400.0)
    delta_TT_DAY = mp.mpf(delta_TT_DAY)
    return mp.mpf(mjd) + delta_TT_DAY