[IGSREPORT-31154] Wk 2438 MIT T2 Daily Analysis Report
Tom Herring
tah at mit.edu
Wed Oct 14 06:20:25 UTC 2026
Author: Thomas Herring
MIT GNAAC Combination: RMS comparisons betwen ACs
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OVERALL RMS and Chi fits for week 2438
All Sites | Sites common between Centers
CENTER # North East Up | NC North East Up
RMS Chi RMS Chi RMS Chi | RMS Chi RMS Chi RMS Chi
COD 304 1.14 0.59 1.06 0.56 3.79 0.57 | 78 1.17 0.62 1.08 0.57 3.64 0.56
SIO 348 1.54 0.63 1.50 0.58 4.64 0.80 | 78 1.71 0.72 1.70 0.67 4.64 0.83
GFZ 145 0.76 0.50 0.85 0.53 2.77 0.50 | 78 0.78 0.51 0.90 0.57 3.07 0.56
MIT 351 0.81 0.54 0.73 0.48 3.21 0.68 | 78 0.78 0.56 0.85 0.61 2.85 0.67
NGS 255 1.32 0.58 1.47 0.69 4.60 0.63 | 78 1.28 0.59 1.68 0.81 4.31 0.61
JPL 120 0.80 0.55 0.79 0.55 2.60 0.49 | 50 0.81 0.57 0.83 0.59 2.42 0.47
EMR 79 1.16 0.62 1.12 0.67 4.33 0.70 | 32 1.16 0.62 1.13 0.68 4.56 0.74
ESA 187 0.74 0.46 0.85 0.56 3.15 0.53 | 56 0.77 0.49 0.90 0.59 3.32 0.56
GRG 124 1.27 0.69 0.87 0.52 2.78 0.44 | 40 1.15 0.65 0.82 0.50 2.72 0.44
JGX 158 1.15 0.69 0.72 0.42 2.92 0.49 | 45 1.21 0.73 0.73 0.42 3.07 0.52
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Center variance scale factors for week 2438
CEN 270 271 272 273 274 275 276 | MEAN |
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COD 1.39 1.37 1.44 1.46 1.50 1.30 1.25 | 1.39 |
SIO 0.82 0.61 0.73 0.60 0.68 0.60 0.68 | 0.67 |
GFZ 9.67 8.11 8.20 9.95 7.63 6.41 7.06 | 8.15 |
MIT 1.32 1.05 1.14 1.24 1.25 0.96 1.31 | 1.18 |
NGS 232.00 217.32 244.44 241.98 244.40 171.78 286.62 | 234.08 |
JPL 5.25 4.87 6.19 5.50 7.41 6.92 6.47 | 6.09 |
EMR 3.69 2.59 4.16 3.89 3.48 3.52 3.55 | 0.00 |
ESA 3.71 4.40 4.67 4.48 5.22 4.67 4.92 | 4.58 |
GRG 46.68 52.02 41.48 49.98 49.72 46.47 38.98 | 46.48 |
JGX 50.47 45.62 40.70 44.85 45.49 44.86 42.76 | 44.96 |
NOTE: COD scale factor multiplied by 10^4
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FIT to reference frame at reference frame sites for week 2438
# -- Number of reference frame stations used by AC
CENTER # North East Up Frame
RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm)
COD 49 2.89 1.64 2.70 1.50 7.94 1.26 igc20
SIO 50 3.51 1.53 2.95 1.21 8.92 1.54 igc20
GFZ 44 3.34 2.30 2.80 1.79 6.74 1.24 igc20
MIT 48 2.95 2.36 2.64 2.03 7.74 1.88 igc20
NGS 43 3.33 1.65 3.09 1.57 9.88 1.43 igc20
JPL 48 2.67 1.90 2.70 2.00 8.16 1.59 igc20
EMR 30 3.08 1.72 2.55 1.54 7.00 1.12 igc20
ESA 46 2.84 1.88 2.50 1.71 6.34 1.09 igc20
GRG 46 2.69 1.56 2.62 1.60 7.39 1.19 igc20
JGX 42 2.69 1.73 2.60 1.56 5.93 1.04 igc20
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FIT to combined solutions at reference frame sites for week 2438
# -- Number of reference frame stations used by AC
CENTER # North East Up Frame
RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm)
COD 49 1.19 0.68 0.98 0.55 3.58 0.57 COMB
SIO 50 1.54 0.66 1.47 0.59 4.69 0.81 COMB
GFZ 45 0.87 0.60 0.96 0.61 3.09 0.56 COMB
MIT 48 0.80 0.64 0.74 0.56 2.84 0.69 COMB
NGS 43 1.19 0.58 1.50 0.75 4.51 0.66 COMB
JPL 48 0.80 0.56 0.77 0.56 2.73 0.53 COMB
EMR 30 1.12 0.62 1.22 0.72 4.29 0.69 COMB
ESA 46 0.73 0.48 0.79 0.54 3.28 0.56 COMB
GRG 46 1.17 0.67 0.81 0.49 2.70 0.44 COMB
JGX 42 1.26 0.81 0.69 0.41 3.16 0.55 COMB
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RESULTS FOR GPS WEEK 2438 DOW 0
All Sites | Sites common between Centers
CENTER # North East Up | NC North East Up
RMS Chi RMS Chi RMS Chi | RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm) | (mm) (mm) (mm)
COD 308 1.10 0.57 1.16 0.62 3.57 0.54 | 78 1.15 0.62 1.01 0.54 3.58 0.56
SIO 353 1.61 0.63 1.61 0.60 4.69 0.74 | 78 1.78 0.71 1.71 0.63 4.41 0.72
GFZ 146 0.81 0.53 0.77 0.48 2.84 0.51 | 78 0.82 0.54 0.81 0.50 3.22 0.58
MIT 352 0.75 0.48 0.77 0.49 3.78 0.77 | 78 0.88 0.62 0.90 0.62 2.79 0.62
NGS 262 1.16 0.52 1.45 0.68 4.21 0.57 | 78 1.18 0.55 1.65 0.80 3.96 0.55
JPL 120 0.72 0.53 0.63 0.48 2.85 0.57 | 51 0.67 0.51 0.69 0.53 2.10 0.44
EMR 95 1.37 0.74 1.26 0.76 4.31 0.69 | 39 1.44 0.79 1.11 0.68 4.52 0.73
ESA 187 0.67 0.46 0.63 0.47 2.99 0.56 | 59 0.75 0.52 0.75 0.55 3.28 0.61
GRG 124 1.28 0.69 0.78 0.47 2.48 0.40 | 41 1.14 0.66 0.76 0.46 2.26 0.37
JGX 157 1.24 0.71 0.74 0.41 2.89 0.46 | 46 1.21 0.69 0.65 0.36 2.80 0.45
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RESULTS FOR GPS WEEK 2438 DOW 1
All Sites | Sites common between Centers
CENTER # North East Up | NC North East Up
RMS Chi RMS Chi RMS Chi | RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm) | (mm) (mm) (mm)
COD 299 1.06 0.55 1.11 0.59 3.76 0.57 | 77 1.07 0.57 1.18 0.63 3.33 0.51
SIO 344 1.36 0.59 1.35 0.55 5.11 0.91 | 77 1.58 0.72 1.72 0.70 4.52 0.85
GFZ 143 0.75 0.51 0.73 0.48 2.87 0.54 | 77 0.68 0.47 0.83 0.55 3.21 0.61
MIT 349 1.18 0.82 0.72 0.50 3.36 0.74 | 77 0.72 0.55 0.75 0.57 3.04 0.76
NGS 252 1.45 0.66 1.27 0.62 5.91 0.83 | 77 1.31 0.62 1.51 0.76 4.55 0.66
JPL 120 0.71 0.55 0.66 0.52 2.50 0.53 | 50 0.81 0.65 0.72 0.59 2.28 0.50
EMR 92 1.05 0.64 0.75 0.53 3.97 0.74 | 36 1.00 0.62 0.68 0.48 3.80 0.72
ESA 187 0.82 0.52 0.81 0.55 3.04 0.52 | 56 0.81 0.53 0.93 0.63 3.51 0.61
GRG 127 1.35 0.69 0.99 0.56 2.84 0.42 | 42 1.21 0.65 0.91 0.52 2.59 0.39
JGX 154 1.14 0.69 0.78 0.46 2.93 0.50 | 45 1.17 0.72 0.84 0.50 2.85 0.49
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RESULTS FOR GPS WEEK 2438 DOW 2
All Sites | Sites common between Centers
CENTER # North East Up | NC North East Up
RMS Chi RMS Chi RMS Chi | RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm) | (mm) (mm) (mm)
COD 298 1.19 0.61 1.08 0.57 3.63 0.54 | 77 1.20 0.63 1.02 0.54 3.74 0.56
SIO 343 1.74 0.65 1.71 0.61 5.34 0.86 | 77 2.02 0.79 1.87 0.67 5.24 0.89
GFZ 148 0.74 0.48 0.81 0.50 2.66 0.47 | 77 0.74 0.48 0.82 0.51 3.00 0.53
MIT 350 0.68 0.45 0.67 0.45 2.89 0.62 | 77 0.77 0.57 0.75 0.55 2.64 0.63
NGS 248 1.46 0.61 1.53 0.68 4.30 0.55 | 77 1.33 0.58 1.58 0.72 4.29 0.56
JPL 120 0.82 0.55 0.78 0.54 2.68 0.49 | 49 0.85 0.59 0.73 0.52 2.66 0.51
EMR 0 0.00 0.00 0.00 0.00 0.00 0.00 | 0 0.00 0.00 0.00 0.00 0.00 0.00
ESA 187 0.71 0.44 0.84 0.55 3.10 0.52 | 55 0.72 0.45 0.76 0.50 3.37 0.57
GRG 126 1.38 0.78 0.71 0.44 2.42 0.40 | 40 1.19 0.71 0.70 0.43 2.49 0.42
JGX 157 1.06 0.67 0.65 0.40 2.69 0.48 | 45 1.15 0.73 0.65 0.39 2.93 0.52
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RESULTS FOR GPS WEEK 2438 DOW 3
All Sites | Sites common between Centers
CENTER # North East Up | NC North East Up
RMS Chi RMS Chi RMS Chi | RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm) | (mm) (mm) (mm)
COD 307 1.21 0.61 1.00 0.52 4.21 0.62 | 79 1.11 0.58 1.13 0.58 3.53 0.53
SIO 352 1.44 0.61 1.53 0.64 4.62 0.83 | 79 1.46 0.64 1.70 0.71 4.95 0.90
GFZ 147 0.78 0.47 1.06 0.60 2.84 0.46 | 79 0.82 0.50 1.08 0.62 3.09 0.51
MIT 353 0.77 0.50 0.75 0.49 3.45 0.71 | 79 0.88 0.63 0.99 0.70 3.13 0.71
NGS 257 1.36 0.59 1.59 0.73 4.49 0.60 | 79 1.36 0.62 2.06 0.97 4.37 0.60
JPL 120 0.75 0.54 0.76 0.56 2.44 0.47 | 49 0.70 0.51 0.70 0.52 2.47 0.49
EMR 94 1.23 0.62 1.10 0.62 4.17 0.62 | 39 1.22 0.61 1.08 0.60 4.73 0.70
ESA 187 0.70 0.44 0.90 0.60 3.23 0.55 | 57 0.78 0.50 0.94 0.63 2.81 0.48
GRG 125 1.31 0.69 0.94 0.54 3.11 0.48 | 41 1.22 0.67 0.95 0.55 2.87 0.45
JGX 155 1.14 0.68 0.76 0.44 2.93 0.50 | 43 1.23 0.75 0.72 0.41 3.12 0.53
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RESULTS FOR GPS WEEK 2438 DOW 4
All Sites | Sites common between Centers
CENTER # North East Up | NC North East Up
RMS Chi RMS Chi RMS Chi | RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm) | (mm) (mm) (mm)
COD 306 1.20 0.60 1.06 0.54 3.80 0.55 | 79 1.30 0.67 1.14 0.59 3.76 0.56
SIO 350 1.63 0.65 1.42 0.55 4.14 0.71 | 79 1.88 0.77 1.74 0.68 4.56 0.79
GFZ 146 0.65 0.44 0.89 0.57 2.51 0.47 | 79 0.62 0.42 0.89 0.58 2.66 0.50
MIT 352 0.72 0.46 0.77 0.49 3.03 0.61 | 79 0.72 0.50 0.83 0.57 2.86 0.64
NGS 261 1.39 0.62 1.47 0.69 4.42 0.60 | 79 1.34 0.62 1.57 0.76 4.49 0.63
JPL 120 0.88 0.54 0.93 0.59 2.59 0.43 | 49 0.84 0.54 0.96 0.63 2.55 0.45
EMR 96 1.11 0.58 1.11 0.66 4.39 0.68 | 39 1.13 0.59 1.18 0.70 4.70 0.73
ESA 188 0.84 0.48 0.87 0.54 3.15 0.50 | 56 0.79 0.47 0.93 0.58 3.07 0.48
GRG 120 1.17 0.62 0.98 0.57 2.99 0.47 | 38 1.12 0.62 0.75 0.44 2.94 0.47
JGX 161 1.16 0.68 0.68 0.39 3.31 0.55 | 46 1.24 0.74 0.70 0.40 3.60 0.61
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RESULTS FOR GPS WEEK 2438 DOW 5
All Sites | Sites common between Centers
CENTER # North East Up | NC North East Up
RMS Chi RMS Chi RMS Chi | RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm) | (mm) (mm) (mm)
COD 306 1.03 0.54 1.04 0.57 4.10 0.63 | 80 1.08 0.58 1.10 0.59 3.87 0.60
SIO 349 1.44 0.62 1.27 0.53 4.31 0.79 | 80 1.51 0.70 1.38 0.61 4.30 0.82
GFZ 148 0.72 0.48 0.88 0.58 2.87 0.53 | 80 0.77 0.52 0.97 0.63 3.19 0.59
MIT 351 0.63 0.45 0.69 0.50 2.92 0.67 | 80 0.69 0.54 0.80 0.62 2.68 0.67
NGS 252 0.97 0.51 1.25 0.70 4.45 0.71 | 80 0.98 0.53 1.42 0.81 4.50 0.73
JPL 120 0.85 0.55 0.91 0.60 2.48 0.43 | 51 0.86 0.57 1.02 0.70 2.28 0.41
EMR 96 1.06 0.57 1.15 0.70 4.64 0.75 | 41 1.00 0.55 1.29 0.79 5.06 0.83
ESA 188 0.70 0.43 0.92 0.60 3.12 0.52 | 58 0.80 0.50 0.97 0.64 3.19 0.53
GRG 126 1.31 0.71 0.83 0.50 2.71 0.43 | 42 1.20 0.68 0.71 0.43 2.73 0.44
JGX 161 1.17 0.69 0.71 0.41 2.91 0.49 | 45 1.28 0.78 0.74 0.43 3.25 0.55
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RESULTS FOR GPS WEEK 2438 DOW 6
All Sites | Sites common between Centers
CENTER # North East Up | NC North East Up
RMS Chi RMS Chi RMS Chi | RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm) | (mm) (mm) (mm)
COD 305 1.19 0.64 0.93 0.52 3.42 0.54 | 77 1.29 0.71 0.92 0.51 3.60 0.57
SIO 350 1.54 0.63 1.53 0.60 4.14 0.72 | 77 1.66 0.72 1.74 0.69 4.43 0.80
GFZ 139 0.84 0.56 0.76 0.49 2.77 0.51 | 77 0.94 0.64 0.85 0.55 3.08 0.57
MIT 350 0.79 0.50 0.73 0.46 2.92 0.59 | 77 0.75 0.52 0.92 0.63 2.81 0.62
NGS 257 1.39 0.57 1.66 0.73 4.19 0.53 | 77 1.41 0.61 1.89 0.85 3.92 0.51
JPL 120 0.88 0.58 0.82 0.56 2.62 0.47 | 51 0.88 0.61 0.89 0.62 2.54 0.47
EMR 86 1.13 0.57 1.26 0.73 4.46 0.70 | 35 1.09 0.55 1.32 0.76 4.33 0.68
ESA 188 0.74 0.44 0.94 0.59 3.38 0.55 | 55 0.74 0.45 0.97 0.62 3.90 0.63
GRG 126 1.08 0.63 0.80 0.52 2.82 0.49 | 41 0.94 0.58 0.94 0.61 3.07 0.54
JGX 163 1.14 0.69 0.73 0.43 2.72 0.47 | 47 1.17 0.71 0.77 0.45 2.86 0.49
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CENTER SINEX ERRORS:
EMR NRMD Real TRM115000.00 TZGD dL1 0.0006 -0.0000 0.0644 dL2 0.0007 0.0002 0.0573 m ../glbs/h2609271200_EMR.gls
EMR NRMD Used TRM115000.00 TZGD dL1 0.0002 0.0001 0.0660 dL2 0.0003 0.0001 0.0580 m ../glbs/h2609271200_EMR.gls
NOA PIN1 Real TPSCR.G5 SCIS dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2609271200_NGS.gls
NOA PIN1 Used TPSCR.G5 SCIS dL1 0.0001 0.0006 0.0949 dL2 -0.0000 0.0004 0.1179 m ../glbs/h2609271200_NGS.gls
SIO PIN1 Real TPSCR.G5 SCIS dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2609271200_SIO.gls
SIO PIN1 Used TPSCR.G5 NONE dL1 0.0001 0.0006 0.0949 dL2 -0.0000 0.0004 0.1179 m ../glbs/h2609271200_SIO.gls
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