diff --git a/openair2/LAYER2/NR_MAC_UE/config_ue.c b/openair2/LAYER2/NR_MAC_UE/config_ue.c
index f79a5628b7..73bb02a575 100644
--- a/openair2/LAYER2/NR_MAC_UE/config_ue.c
+++ b/openair2/LAYER2/NR_MAC_UE/config_ue.c
@@ -289,8 +289,17 @@ static void calculate_ue_sat_ta(const position_t *position_params,
   // calculate SAT velocity towards UE
   double velocity = (vel_sat.X * dir_sat_ue.X + vel_sat.Y * dir_sat_ue.Y + vel_sat.Z * dir_sat_ue.Z) / distance;
 
+  // calculate SAT acceleration towards UE
+  const double radius_2 = pos_sat.X * pos_sat.X + pos_sat.Y * pos_sat.Y + pos_sat.Z * pos_sat.Z;
+  const double vel_sat_2 = vel_sat.X * vel_sat.X + vel_sat.Y * vel_sat.Y + vel_sat.Z * vel_sat.Z;
+  const double acceleration =
+      -(pos_sat.X * dir_sat_ue.X + pos_sat.Y * dir_sat_ue.Y + pos_sat.Z * dir_sat_ue.Z) * vel_sat_2 / (radius_2 * distance);
+
+  LOG_D(NR_MAC, "Satellite velocity towards UE: %f m/s, acceleration towards UE: %f m/s²\n", velocity, acceleration);
+
   ntn_ta->N_UE_TA_adj = (2 * distance / SPEED_OF_LIGHT) * 1e3; // in ms
   ntn_ta->N_UE_TA_drift = (2 * -velocity / SPEED_OF_LIGHT) * 1e6; // in µs/s
+  ntn_ta->N_UE_TA_drift_variant = (2 * acceleration / SPEED_OF_LIGHT) * 1e6; // in µs/s²
 }
 
 // populate ntn_ta structure from mac
@@ -321,10 +330,12 @@ static void configure_ntn_ta(module_id_t module_id,
       LOG_W(NR_MAC, "NR UE currently supports only ephemerisInfo_r17 of type positionVelocity_r17\n");
       ntn_ta->N_UE_TA_adj = 0;
       ntn_ta->N_UE_TA_drift = 0;
+      ntn_ta->N_UE_TA_drift_variant = 0;
     }
   } else { // Need R - Release if not present
     ntn_ta->N_UE_TA_adj = 0;
     ntn_ta->N_UE_TA_drift = 0;
+    ntn_ta->N_UE_TA_drift_variant = 0;
   }
 
   // handle cellSpecificKoffset_r17
@@ -356,7 +367,8 @@ static void configure_ntn_ta(module_id_t module_id,
   ntn_ta->ntn_params_changed = true;
 
   LOG_D(NR_MAC,
-        "SIB19 Rxd. Epoch SFN: %d, Epoch Subframe: %d, k_offset: %ldms, N_Common_Ta: %fms, drift: %fµs/s, variant %fµs/s², N_UE_TA: %fms, drift: %fµs/s\n",
+        "SIB19 Rxd. Epoch SFN: %d, Epoch Subframe: %d, k_offset: %ldms, N_Common_Ta: %fms, drift: %fµs/s, variant %fµs/s², "
+        "N_UE_TA: %fms, drift: %fµs/s, variant %fµs/s²\n",
         ntn_ta->epoch_sfn,
         ntn_ta->epoch_subframe,
         ntn_ta->cell_specific_k_offset,
@@ -364,7 +376,8 @@ static void configure_ntn_ta(module_id_t module_id,
         ntn_ta->N_common_ta_drift,
         ntn_ta->N_common_ta_drift_variant,
         ntn_ta->N_UE_TA_adj,
-        ntn_ta->N_UE_TA_drift);
+        ntn_ta->N_UE_TA_drift,
+        ntn_ta->N_UE_TA_drift_variant);
 }
 
 static void config_common_ue(NR_UE_MAC_INST_t *mac, NR_ServingCellConfigCommon_t *scc, int cc_idP)
diff --git a/openair2/LAYER2/NR_MAC_UE/mac_defs.h b/openair2/LAYER2/NR_MAC_UE/mac_defs.h
index 9abe9751cb..2d88708bfe 100644
--- a/openair2/LAYER2/NR_MAC_UE/mac_defs.h
+++ b/openair2/LAYER2/NR_MAC_UE/mac_defs.h
@@ -541,6 +541,8 @@ typedef struct ntn_timing_advance_components {
   double N_UE_TA_adj;
   // drift rate of N_UE_TA in µs/s
   double N_UE_TA_drift;
+  // change rate of N_UE_TA drift in µs/s²
+  double N_UE_TA_drift_variant;
   // cell scheduling offset expressed in terms of 15kHz SCS
   long cell_specific_k_offset;
 
@@ -674,5 +676,10 @@ static inline double get_total_TA_drift(const ntn_timing_advance_componets_t *nt
   return ntn_ta->N_common_ta_drift + ntn_ta->N_UE_TA_drift;
 }
 
+static inline double get_total_TA_drift_variant(const ntn_timing_advance_componets_t *ntn_ta)
+{
+  return ntn_ta->N_common_ta_drift_variant + ntn_ta->N_UE_TA_drift_variant;
+}
+
 /*@}*/
 #endif /*__LAYER2_MAC_DEFS_H__ */
diff --git a/openair2/LAYER2/NR_MAC_UE/nr_ue_scheduler.c b/openair2/LAYER2/NR_MAC_UE/nr_ue_scheduler.c
index 76836834f0..b95597a0ba 100644
--- a/openair2/LAYER2/NR_MAC_UE/nr_ue_scheduler.c
+++ b/openair2/LAYER2/NR_MAC_UE/nr_ue_scheduler.c
@@ -2854,7 +2854,7 @@ static void schedule_ntn_config_command(fapi_nr_dl_config_request_t *dl_config,
   ntn_config_command_pdu->cell_specific_k_offset = mac->ntn_ta.cell_specific_k_offset;
   ntn_config_command_pdu->ntn_total_time_advance_ms = get_total_TA_ms(&mac->ntn_ta);
   ntn_config_command_pdu->ntn_total_time_advance_drift = get_total_TA_drift(&mac->ntn_ta);
-  ntn_config_command_pdu->ntn_total_time_advance_drift_variant = mac->ntn_ta.N_common_ta_drift_variant;
+  ntn_config_command_pdu->ntn_total_time_advance_drift_variant = get_total_TA_drift_variant(&mac->ntn_ta);
 
   dl_config->dl_config_list[dl_config->number_pdus].pdu_type = FAPI_NR_DL_NTN_CONFIG_PARAMS;
   dl_config->number_pdus += 1;