diff --git a/conf/gnss-sdr_GLONASS_L1_CA_ibyte.conf b/conf/gnss-sdr_GLONASS_L1_CA_ibyte.conf
index 353ce620a..4f1610ef3 100644
--- a/conf/gnss-sdr_GLONASS_L1_CA_ibyte.conf
+++ b/conf/gnss-sdr_GLONASS_L1_CA_ibyte.conf
@@ -43,7 +43,7 @@ Acquisition_1G.pfa=0.0001
 Acquisition_1G.if=0
 Acquisition_1G.doppler_max=10000
 Acquisition_1G.doppler_step=250
-Acquisition_1G.dump=false;
+Acquisition_1G.dump=true;
 Acquisition_1G.dump_filename=/archive/glo_acquisition.dat
 ;Acquisition_1G.coherent_integration_time_ms=10
 
diff --git a/src/algorithms/PVT/libs/rinex_printer.cc b/src/algorithms/PVT/libs/rinex_printer.cc
index e0c72cabd..0f51c6106 100644
--- a/src/algorithms/PVT/libs/rinex_printer.cc
+++ b/src/algorithms/PVT/libs/rinex_printer.cc
@@ -2931,7 +2931,7 @@ void Rinex_Printer::log_rinex_nav(std::fstream& out, const std::map<int,Glonass_
                     line += Rinex_Printer::doub2for(+glonass_gnav_ephemeris_iter->second.d_gamma_n, 18, 2);
                     line += std::string(1, ' ');
                     //TODO need to define this here. what is nd
-                    line += Rinex_Printer::doub2for(glonass_gnav_ephemeris_iter->second.d_t_k + p_utc_time.date().day()*86400, 18, 2);
+                    line += Rinex_Printer::doub2for(glonass_gnav_ephemeris_iter->second.d_t_k + p_utc_time.date().day_of_week()*86400, 18, 2);
                 }
             Rinex_Printer::lengthCheck(line);
             out << line << std::endl;
@@ -3015,6 +3015,7 @@ void Rinex_Printer::log_rinex_nav(std::fstream& out, const std::map<int,Glonass_
                 }
             Rinex_Printer::lengthCheck(line);
             out << line << std::endl;
+            line.clear();
         }
 }
 
diff --git a/src/core/system_parameters/rtcm.cc b/src/core/system_parameters/rtcm.cc
index 20c5141b2..2c5913674 100644
--- a/src/core/system_parameters/rtcm.cc
+++ b/src/core/system_parameters/rtcm.cc
@@ -1911,7 +1911,7 @@ int Rtcm::read_MT1020(const std::string & message, Glonass_Gnav_Ephemeris & glon
     glonass_gnav_eph.d_P_2 = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 1)));
     index += 1;
 
-    glonass_gnav_eph.d_t_b = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 7)))*glonass_gnav_eph.d_P_1*60.0;
+    glonass_gnav_eph.d_t_b = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 7)))*15*60.0;
     index += 7;
 
     // TODO Check for type spec for intS24
@@ -4385,7 +4385,7 @@ int Rtcm::set_DF109(const Glonass_Gnav_Ephemeris & glonass_gnav_eph)
 
 int Rtcm::set_DF110(const Glonass_Gnav_Ephemeris & glonass_gnav_eph)
 {
-    unsigned int t_b = static_cast<unsigned int>(std::round(glonass_gnav_eph.d_t_b/(glonass_gnav_eph.d_P_1*60)));
+    unsigned int t_b = static_cast<unsigned int>(std::round(glonass_gnav_eph.d_t_b/(15*60)));
     DF110 = std::bitset<7>(t_b);
     return 0;
 }
diff --git a/src/utils/matlab/plot_acq_grid_gsoc_glonass.m b/src/utils/matlab/plot_acq_grid_gsoc_glonass.m
index 385a53030..9742e5107 100644
--- a/src/utils/matlab/plot_acq_grid_gsoc_glonass.m
+++ b/src/utils/matlab/plot_acq_grid_gsoc_glonass.m
@@ -35,13 +35,13 @@
 
 function plot_acq_grid_gsoc_glonass(sat)
 
-file=['acquisition_R_1G_sat_' num2str(sat) '_doppler_0.dat'];
+file=['/archive/acquisition_R_1G_sat_' num2str(sat) '_doppler_0.dat'];
 
 % sampling_freq_Hz=62316000
-sampling_freq_Hz=31.75e6
+sampling_freq_Hz=6.625e6
 Doppler_max_Hz = 10000
 Doppler_min_Hz = -10000
-Doppler_step_Hz = 500
+Doppler_step_Hz = 250
 
 
 % read files