[IGSREPORT-31006] Wk 2423 MIT T2 Daily Analysis Report
Tom Herring
tah at mit.edu
Wed Jul 1 06:21:53 UTC 2026
Author: Thomas Herring
MIT GNAAC Combination: RMS comparisons betwen ACs
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OVERALL RMS and Chi fits for week 2423
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 309 1.03 0.55 1.07 0.58 4.11 0.63 | 77 1.02 0.56 1.00 0.55 3.86 0.61
SIO 342 1.74 0.61 1.91 0.66 4.48 0.67 | 77 1.78 0.64 1.83 0.63 5.39 0.84
GFZ 147 0.74 0.50 0.83 0.53 2.48 0.46 | 77 0.80 0.55 0.94 0.61 2.63 0.50
MIT 350 0.97 0.63 0.84 0.52 3.57 0.72 | 77 0.78 0.56 0.88 0.62 2.93 0.68
NGS 257 1.22 0.53 1.48 0.68 5.18 0.68 | 77 1.22 0.56 1.61 0.76 4.34 0.59
JPL 120 0.88 0.59 0.80 0.55 2.93 0.53 | 45 0.84 0.58 0.76 0.53 2.75 0.52
EMR 107 0.96 0.62 0.87 0.62 3.67 0.68 | 44 1.04 0.68 0.83 0.60 3.95 0.74
ESA 187 0.82 0.53 0.76 0.52 3.33 0.59 | 54 0.91 0.60 0.81 0.55 3.33 0.59
GRG 123 1.20 0.70 0.74 0.48 2.61 0.46 | 39 0.86 0.53 0.63 0.41 2.34 0.41
JGX 165 1.30 0.66 0.94 0.47 4.67 0.67 | 43 1.37 0.71 0.95 0.48 3.29 0.48
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Center variance scale factors for week 2423
CEN 165 166 167 168 169 170 171 | MEAN |
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COD 1.20 1.27 1.29 1.14 1.26 1.61 1.42 | 1.31 |
SIO 0.78 0.93 0.85 0.87 0.74 0.96 0.73 | 0.84 |
GFZ 7.48 8.35 8.89 8.13 6.94 6.89 9.62 | 8.04 |
MIT 1.32 1.20 1.27 1.43 0.97 1.33 1.63 | 1.31 |
NGS 264.63 269.43 218.23 239.34 293.63 267.96 243.31 | 256.65 |
JPL 5.77 6.02 7.13 6.26 5.44 5.91 7.72 | 6.32 |
EMR 3.22 2.90 2.66 2.91 2.36 3.49 2.47 | 2.86 |
ESA 3.90 4.46 3.93 3.67 4.36 4.08 4.68 | 4.16 |
GRG 45.12 35.67 47.17 40.94 40.20 41.14 33.10 | 40.48 |
JGX 52.08 64.96 63.93 52.10 59.51 75.39 58.19 | 60.88 |
NOTE: COD scale factor multiplied by 10^4
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FIT to reference frame at reference frame sites for week 2423
# -- Number of reference frame stations used by AC
CENTER # North East Up Frame
RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm)
COD 52 2.52 1.45 2.44 1.38 7.61 1.24 igc20
SIO 50 3.06 1.13 3.42 1.20 9.94 1.49 igc20
GFZ 47 2.60 1.83 2.77 1.82 6.70 1.24 igc20
MIT 51 2.39 1.79 2.90 2.09 7.73 1.77 igc20
NGS 45 2.87 1.37 3.41 1.65 8.48 1.18 igc20
JPL 50 2.46 1.70 2.54 1.80 8.50 1.58 igc20
EMR 43 2.48 1.67 2.08 1.50 7.49 1.38 igc20
ESA 50 2.19 1.48 2.31 1.62 6.74 1.19 igc20
GRG 48 2.47 1.55 2.78 1.83 7.20 1.27 igc20
JGX 43 2.39 1.32 2.22 1.14 6.17 0.92 igc20
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FIT to combined solutions at reference frame sites for week 2423
# -- Number of reference frame stations used by AC
CENTER # North East Up Frame
RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm)
COD 52 1.06 0.61 1.03 0.58 3.49 0.56 COMB
SIO 50 1.74 0.64 1.97 0.69 5.49 0.82 COMB
GFZ 48 0.83 0.58 1.02 0.66 2.78 0.52 COMB
MIT 51 0.77 0.57 0.84 0.60 3.11 0.70 COMB
NGS 46 1.10 0.53 1.58 0.76 4.07 0.56 COMB
JPL 50 0.88 0.61 0.83 0.58 2.86 0.53 COMB
EMR 43 0.96 0.64 0.90 0.64 4.04 0.74 COMB
ESA 50 0.83 0.56 0.69 0.49 3.27 0.57 COMB
GRG 48 0.99 0.62 0.61 0.40 2.56 0.44 COMB
JGX 43 1.30 0.71 0.84 0.43 2.64 0.39 COMB
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RESULTS FOR GPS WEEK 2423 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 310 0.95 0.53 0.99 0.57 3.57 0.57 | 73 1.06 0.61 0.95 0.54 3.19 0.52
SIO 343 1.54 0.59 1.76 0.64 4.10 0.64 | 73 1.49 0.59 1.78 0.66 4.41 0.71
GFZ 145 0.69 0.48 0.81 0.54 2.36 0.45 | 73 0.78 0.54 0.98 0.65 2.41 0.46
MIT 353 0.81 0.50 0.86 0.53 3.44 0.68 | 73 0.76 0.54 0.92 0.63 2.95 0.66
NGS 254 1.31 0.56 1.41 0.63 5.14 0.67 | 73 1.20 0.55 1.64 0.76 4.32 0.59
JPL 120 0.80 0.56 0.83 0.59 3.34 0.63 | 48 0.80 0.58 0.77 0.56 3.05 0.60
EMR 106 1.05 0.63 0.99 0.67 3.75 0.65 | 40 1.16 0.70 0.90 0.61 3.76 0.66
ESA 187 0.75 0.50 0.71 0.51 3.23 0.59 | 52 0.88 0.60 0.84 0.59 3.27 0.60
GRG 123 1.24 0.70 0.74 0.46 2.54 0.43 | 40 0.91 0.54 0.58 0.36 2.71 0.46
JGX 168 1.22 0.67 0.89 0.48 4.54 0.70 | 42 1.36 0.77 1.00 0.53 3.44 0.54
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RESULTS FOR GPS WEEK 2423 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 308 0.99 0.54 1.09 0.61 3.91 0.61 | 75 0.95 0.53 0.93 0.52 3.59 0.58
SIO 343 1.81 0.63 1.98 0.68 4.54 0.66 | 75 1.73 0.62 1.87 0.65 5.55 0.84
GFZ 148 0.70 0.48 0.79 0.52 2.27 0.42 | 75 0.82 0.57 0.91 0.59 2.56 0.49
MIT 351 1.50 1.02 0.79 0.53 3.89 0.83 | 75 0.67 0.52 0.87 0.66 2.86 0.71
NGS 257 1.19 0.51 1.55 0.69 5.73 0.74 | 75 1.11 0.50 1.47 0.67 4.28 0.58
JPL 120 0.85 0.59 0.73 0.52 2.79 0.52 | 44 0.76 0.54 0.71 0.51 2.84 0.55
EMR 110 0.97 0.61 0.91 0.65 3.55 0.65 | 43 1.13 0.72 0.92 0.65 3.99 0.74
ESA 187 0.95 0.59 0.81 0.53 3.25 0.55 | 52 0.85 0.54 0.85 0.56 3.15 0.53
GRG 126 1.00 0.63 0.70 0.49 2.68 0.50 | 39 0.73 0.49 0.58 0.41 2.06 0.39
JGX 165 1.38 0.68 0.89 0.43 4.70 0.65 | 42 1.46 0.75 0.95 0.46 3.02 0.43
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RESULTS FOR GPS WEEK 2423 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 311 1.05 0.56 1.10 0.60 3.62 0.56 | 77 1.03 0.57 1.09 0.61 3.65 0.59
SIO 345 1.78 0.61 2.11 0.70 4.56 0.67 | 77 1.62 0.57 2.11 0.70 5.59 0.86
GFZ 146 0.82 0.52 0.91 0.55 2.54 0.44 | 77 0.88 0.56 1.05 0.64 2.53 0.44
MIT 350 0.79 0.51 0.77 0.50 3.53 0.72 | 77 0.78 0.58 0.77 0.57 2.95 0.71
NGS 257 1.14 0.54 1.21 0.60 4.93 0.71 | 77 1.19 0.59 1.47 0.74 3.45 0.51
JPL 120 0.94 0.59 0.86 0.55 2.95 0.50 | 45 0.90 0.58 0.82 0.54 2.92 0.52
EMR 109 0.94 0.63 0.78 0.59 3.63 0.69 | 46 1.07 0.72 0.76 0.57 4.03 0.78
ESA 187 0.78 0.52 0.71 0.50 3.31 0.60 | 55 0.85 0.57 0.82 0.57 3.56 0.63
GRG 123 1.37 0.74 0.79 0.47 2.77 0.44 | 40 0.95 0.54 0.67 0.41 2.39 0.39
JGX 166 1.37 0.68 0.88 0.42 4.52 0.63 | 45 1.46 0.74 0.97 0.47 3.87 0.54
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RESULTS FOR GPS WEEK 2423 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 310 1.05 0.60 0.84 0.49 4.33 0.72 | 79 0.99 0.57 0.90 0.53 4.33 0.72
SIO 343 1.69 0.59 1.96 0.69 4.52 0.66 | 79 1.72 0.60 1.94 0.68 5.66 0.85
GFZ 149 0.66 0.46 0.83 0.55 2.55 0.48 | 79 0.74 0.52 0.93 0.62 2.61 0.50
MIT 351 0.83 0.51 0.85 0.52 3.43 0.67 | 79 0.72 0.49 0.95 0.63 2.98 0.65
NGS 259 1.24 0.56 1.37 0.66 4.62 0.64 | 79 1.19 0.57 1.68 0.84 4.16 0.60
JPL 120 0.83 0.57 0.83 0.58 2.68 0.49 | 45 0.72 0.51 0.78 0.56 2.46 0.47
EMR 108 0.95 0.61 0.88 0.63 3.84 0.70 | 46 0.95 0.61 0.81 0.59 4.35 0.80
ESA 187 0.79 0.55 0.66 0.48 3.49 0.66 | 56 0.95 0.67 0.74 0.55 3.48 0.66
GRG 126 1.25 0.75 0.72 0.47 2.43 0.43 | 40 0.89 0.55 0.62 0.40 2.16 0.39
JGX 166 1.13 0.63 0.95 0.50 4.28 0.66 | 45 1.10 0.61 0.98 0.53 2.71 0.43
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RESULTS FOR GPS WEEK 2423 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 309 0.94 0.51 1.11 0.63 4.22 0.66 | 79 0.99 0.55 1.12 0.64 3.88 0.63
SIO 345 1.58 0.60 1.73 0.62 4.43 0.71 | 79 2.00 0.78 1.58 0.57 5.61 0.94
GFZ 147 0.68 0.51 0.73 0.52 2.53 0.51 | 79 0.72 0.54 0.79 0.56 2.88 0.59
MIT 349 0.65 0.48 0.60 0.44 3.02 0.71 | 79 0.74 0.62 0.61 0.50 2.72 0.74
NGS 257 1.29 0.52 1.67 0.72 5.86 0.72 | 79 1.36 0.58 1.66 0.73 5.15 0.66
JPL 120 0.89 0.65 0.62 0.46 2.89 0.57 | 44 0.77 0.58 0.59 0.46 2.44 0.50
EMR 107 0.93 0.66 0.72 0.58 3.48 0.70 | 45 1.04 0.74 0.74 0.60 4.03 0.83
ESA 187 0.80 0.51 0.83 0.55 3.56 0.61 | 54 0.99 0.63 0.81 0.54 3.46 0.59
GRG 124 1.26 0.75 0.73 0.47 2.75 0.47 | 40 0.96 0.59 0.59 0.38 2.76 0.49
JGX 165 1.26 0.65 1.03 0.52 5.07 0.74 | 45 1.32 0.69 0.87 0.44 3.66 0.54
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RESULTS FOR GPS WEEK 2423 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 1.08 0.52 1.27 0.62 4.52 0.62 | 77 0.96 0.47 1.15 0.56 4.03 0.57
SIO 341 1.91 0.62 1.93 0.62 4.72 0.66 | 77 1.97 0.66 1.65 0.54 5.39 0.78
GFZ 148 0.75 0.53 0.69 0.47 2.39 0.47 | 77 0.75 0.54 0.80 0.55 2.59 0.51
MIT 349 1.10 0.69 0.92 0.58 3.62 0.72 | 77 0.86 0.61 0.85 0.61 2.44 0.56
NGS 260 1.23 0.52 1.61 0.73 5.41 0.70 | 77 1.29 0.58 1.66 0.77 4.65 0.63
JPL 120 0.85 0.59 0.76 0.53 2.85 0.53 | 45 0.89 0.64 0.65 0.47 2.62 0.51
EMR 105 0.99 0.58 1.05 0.68 3.66 0.61 | 44 0.97 0.57 0.97 0.64 3.86 0.65
ESA 187 0.77 0.50 0.70 0.49 3.05 0.54 | 54 0.81 0.53 0.71 0.49 2.96 0.52
GRG 120 1.22 0.70 0.75 0.47 2.47 0.42 | 39 0.82 0.49 0.72 0.46 1.95 0.34
JGX 164 1.47 0.67 1.03 0.45 4.98 0.64 | 43 1.52 0.71 0.95 0.42 2.92 0.38
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RESULTS FOR GPS WEEK 2423 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 314 1.14 0.57 1.04 0.54 4.48 0.66 | 79 1.14 0.59 0.85 0.45 4.14 0.63
SIO 339 1.82 0.64 1.90 0.66 4.46 0.70 | 79 1.82 0.65 1.83 0.63 5.34 0.88
GFZ 147 0.83 0.50 1.00 0.58 2.70 0.45 | 79 0.91 0.55 1.07 0.62 2.80 0.47
MIT 351 0.87 0.49 1.01 0.56 3.97 0.70 | 79 0.91 0.58 1.09 0.69 3.50 0.72
NGS 261 1.11 0.48 1.47 0.69 4.38 0.58 | 79 1.15 0.53 1.69 0.82 4.16 0.58
JPL 120 0.99 0.60 0.94 0.58 2.97 0.49 | 48 0.99 0.62 0.91 0.58 2.85 0.49
EMR 109 0.88 0.61 0.69 0.54 3.74 0.74 | 44 0.94 0.66 0.65 0.51 3.52 0.71
ESA 187 0.85 0.52 0.86 0.56 3.39 0.57 | 56 1.04 0.64 0.88 0.57 3.34 0.56
GRG 124 0.99 0.63 0.76 0.53 2.64 0.50 | 40 0.75 0.51 0.63 0.44 2.20 0.42
JGX 166 1.22 0.64 0.88 0.45 4.58 0.68 | 45 1.34 0.72 0.93 0.48 3.21 0.48
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CENTER SINEX ERRORS:
COD WUHN Real TRM59800.00C ENCL dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2606141200_COD.gls
COD WUHN Used TRM59800.00C ENCL dL1 0.0002 0.0005 0.0907 dL2 -0.0002 -0.0001 0.1207 m ../glbs/h2606141200_COD.gls
EMR NRMD Real TRM115000.00 TZGD dL1 0.0006 -0.0000 0.0644 dL2 0.0007 0.0002 0.0573 m ../glbs/h2606141200_EMR.gls
EMR NRMD Used TRM115000.00 TZGD dL1 0.0002 0.0001 0.0660 dL2 0.0003 0.0001 0.0580 m ../glbs/h2606141200_EMR.gls
EMR WUHN Real TRM59800.00C ENCL dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2606141200_EMR.gls
EMR WUHN Used TRM59800.00C ENCL dL1 0.0002 0.0005 0.0907 dL2 -0.0002 -0.0001 0.1207 m ../glbs/h2606141200_EMR.gls
JGX DYNG Eccentricity: Used 0.0000 0.0000 2.0180 Real 0.0005 -0.0027 2.0177 m ../glbs/h2606201200_JGX.gls
MIT WUHN Real TRM59800.00C ENCL dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2606141200_MIT.gls
MIT WUHN Used TRM59800.00C NONE dL1 0.0002 0.0005 0.0907 dL2 -0.0002 -0.0002 0.1207 m ../glbs/h2606141200_MIT.gls
NOA DYNG Eccentricity: Used 0.0000 0.0000 2.0180 Real 0.0005 -0.0027 2.0177 m ../glbs/h2606141200_NGS.gls
NOA DYNG Real TRM159900.00 NONE dL1 0.0006 0.0001 0.1141 dL2 0.0003 0.0005 0.1240 m ../glbs/h2606141200_NGS.gls
NOA DYNG Used TRM59800.00 NONE dL1 0.0006 0.0014 0.0893 dL2 -0.0002 0.0000 0.1178 m ../glbs/h2606141200_NGS.gls
NOA PIN1 Real TPSCR.G5 SCIS dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2606141200_NGS.gls
NOA PIN1 Used TPSCR.G5 SCIS dL1 0.0001 0.0006 0.0949 dL2 -0.0000 0.0004 0.1179 m ../glbs/h2606141200_NGS.gls
NOA WUHN Real TRM59800.00C ENCL dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2606141200_NGS.gls
NOA WUHN Used TRM59800.00C ENCL dL1 0.0002 0.0005 0.0906 dL2 -0.0002 -0.0001 0.1207 m ../glbs/h2606141200_NGS.gls
SIO PIN1 Real TPSCR.G5 SCIS dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2606141200_SIO.gls
SIO PIN1 Used TPSCR.G5 NONE dL1 0.0001 0.0006 0.0949 dL2 -0.0000 0.0004 0.1179 m ../glbs/h2606141200_SIO.gls
SIO WUHN Real TRM59800.00C ENCL dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2606141200_SIO.gls
SIO WUHN Used TRM59800.00C NONE dL1 0.0002 0.0005 0.0907 dL2 -0.0002 -0.0002 0.1207 m ../glbs/h2606141200_SIO.gls
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