[IGSREPORT-31057] Wk 2428 MIT T2 Daily Analysis Report
Tom Herring
tah at mit.edu
Wed Aug 5 06:24:24 UTC 2026
Author: Thomas Herring
MIT GNAAC Combination: RMS comparisons betwen ACs
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OVERALL RMS and Chi fits for week 2428
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 311 1.01 0.56 0.88 0.50 3.99 0.65 | 78 1.01 0.57 0.90 0.51 3.53 0.59
SIO 359 1.49 0.61 1.57 0.60 4.27 0.71 | 78 1.51 0.65 1.66 0.66 4.52 0.81
GFZ 144 0.75 0.50 0.85 0.54 2.83 0.52 | 78 0.80 0.54 0.90 0.58 3.10 0.58
MIT 350 0.93 0.59 0.81 0.51 3.03 0.61 | 78 0.82 0.60 0.88 0.62 2.88 0.67
NGS 264 1.52 0.56 1.77 0.69 4.59 0.52 | 78 1.41 0.56 1.94 0.79 4.02 0.48
JPL 120 0.83 0.58 0.69 0.49 2.65 0.50 | 50 0.87 0.62 0.61 0.45 2.60 0.51
EMR 107 0.91 0.61 0.89 0.66 4.00 0.77 | 44 0.94 0.64 0.86 0.63 4.15 0.81
ESA 188 0.97 0.54 0.91 0.54 3.58 0.55 | 54 1.01 0.57 0.81 0.48 3.64 0.55
GRG 128 1.34 0.71 0.87 0.51 3.12 0.49 | 42 1.13 0.62 0.75 0.44 2.92 0.46
JGX 169 1.33 0.70 0.94 0.48 6.20 0.92 | 46 1.42 0.76 0.85 0.43 3.09 0.46
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Center variance scale factors for week 2428
CEN 200 201 202 203 204 205 206 | MEAN |
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COD 1.24 1.06 1.17 1.01 1.33 1.22 1.26 | 1.18 |
SIO 0.57 0.80 0.74 0.62 0.68 0.72 0.49 | 0.66 |
GFZ 8.95 7.34 7.99 6.88 8.67 12.55 11.74 | 9.16 |
MIT 1.23 1.26 1.05 1.01 1.19 1.37 1.27 | 1.20 |
NGS 273.29 256.72 266.75 370.02 337.51 336.38 350.45 | 313.02 |
JPL 5.41 4.34 5.00 4.77 5.13 6.68 6.98 | 5.47 |
EMR 2.85 2.15 2.44 3.23 2.30 2.52 2.42 | 2.56 |
ESA 5.02 4.43 5.46 5.50 7.10 6.55 5.50 | 5.65 |
GRG 42.40 53.13 43.18 46.44 41.48 49.61 46.70 | 46.14 |
JGX 70.12 53.40 50.95 47.34 59.66 60.04 60.65 | 57.45 |
NOTE: COD scale factor multiplied by 10^4
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FIT to reference frame at reference frame sites for week 2428
# -- Number of reference frame stations used by AC
CENTER # North East Up Frame
RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm)
COD 51 2.46 1.49 2.64 1.57 8.40 1.42 igc20
SIO 51 2.72 1.18 3.06 1.21 8.71 1.47 igc20
GFZ 47 2.67 1.89 3.00 1.95 7.11 1.32 igc20
MIT 52 2.40 1.85 2.70 1.98 6.91 1.60 igc20
NGS 42 2.79 1.17 3.44 1.47 8.86 1.08 igc20
JPL 49 2.40 1.75 2.56 1.92 7.93 1.56 igc20
EMR 42 2.55 1.78 2.19 1.65 8.09 1.56 igc20
ESA 49 2.10 1.24 2.32 1.42 6.87 1.04 igc20
GRG 47 2.53 1.42 2.95 1.75 7.25 1.14 igc20
JGX 44 2.65 1.48 2.53 1.32 7.47 1.13 igc20
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FIT to combined solutions at reference frame sites for week 2428
# -- Number of reference frame stations used by AC
CENTER # North East Up Frame
RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm)
COD 51 0.98 0.59 0.93 0.55 3.64 0.62 COMB
SIO 52 1.43 0.61 1.66 0.66 4.71 0.78 COMB
GFZ 47 0.84 0.58 1.02 0.65 3.17 0.59 COMB
MIT 52 0.82 0.63 0.76 0.55 3.13 0.72 COMB
NGS 43 1.33 0.56 1.94 0.82 4.11 0.50 COMB
JPL 49 0.78 0.57 0.69 0.51 2.65 0.52 COMB
EMR 42 0.91 0.63 0.84 0.62 4.31 0.83 COMB
ESA 49 0.97 0.57 0.84 0.51 3.48 0.53 COMB
GRG 47 1.27 0.71 0.68 0.40 2.59 0.40 COMB
JGX 44 1.36 0.75 0.77 0.40 3.13 0.48 COMB
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RESULTS FOR GPS WEEK 2428 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 307 1.04 0.56 0.92 0.52 3.94 0.62 | 80 0.97 0.54 0.94 0.53 3.37 0.54
SIO 357 1.33 0.58 1.50 0.63 4.00 0.72 | 80 1.41 0.64 1.53 0.66 4.43 0.85
GFZ 144 0.72 0.48 0.95 0.60 2.56 0.46 | 80 0.76 0.50 1.02 0.64 2.73 0.49
MIT 352 0.80 0.51 0.73 0.46 3.01 0.60 | 80 0.97 0.71 0.78 0.56 2.66 0.62
NGS 265 1.52 0.63 1.28 0.56 4.40 0.55 | 80 1.43 0.64 1.61 0.75 3.58 0.48
JPL 120 0.83 0.59 0.67 0.50 2.60 0.50 | 50 0.86 0.65 0.64 0.49 2.35 0.48
EMR 110 0.88 0.57 1.01 0.73 3.65 0.67 | 47 1.00 0.65 1.03 0.75 4.12 0.77
ESA 188 0.91 0.54 0.81 0.51 3.37 0.54 | 56 1.02 0.60 0.66 0.41 3.49 0.55
GRG 125 1.32 0.75 0.68 0.43 2.59 0.44 | 42 1.22 0.73 0.64 0.41 2.21 0.38
JGX 167 1.41 0.70 0.96 0.46 6.47 0.90 | 46 1.49 0.75 0.79 0.38 3.31 0.47
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RESULTS FOR GPS WEEK 2428 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 312 0.87 0.51 0.86 0.52 3.95 0.68 | 78 0.95 0.57 0.91 0.55 3.29 0.58
SIO 360 1.79 0.67 1.67 0.61 4.85 0.76 | 78 1.87 0.73 2.05 0.79 4.96 0.83
GFZ 146 0.65 0.48 0.76 0.53 2.90 0.59 | 78 0.71 0.53 0.82 0.58 3.40 0.69
MIT 351 0.82 0.54 0.79 0.50 2.87 0.58 | 78 0.75 0.56 0.84 0.61 2.56 0.61
NGS 265 1.22 0.52 1.49 0.68 4.46 0.58 | 78 1.30 0.59 1.67 0.79 3.59 0.49
JPL 120 0.68 0.55 0.54 0.45 2.72 0.59 | 52 0.68 0.57 0.48 0.41 2.53 0.57
EMR 108 0.81 0.60 0.79 0.66 4.00 0.85 | 44 0.88 0.65 0.77 0.65 4.11 0.88
ESA 188 0.80 0.51 0.77 0.52 3.27 0.57 | 53 0.80 0.52 0.62 0.42 3.16 0.54
GRG 123 1.46 0.75 0.93 0.52 2.61 0.39 | 41 1.23 0.65 0.76 0.43 2.30 0.35
JGX 170 1.24 0.69 0.98 0.53 6.17 0.96 | 46 1.32 0.75 0.72 0.39 3.07 0.49
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RESULTS FOR GPS WEEK 2428 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 309 0.97 0.54 0.85 0.49 4.01 0.65 | 76 0.92 0.53 0.83 0.48 3.74 0.62
SIO 357 1.45 0.59 1.66 0.61 4.02 0.64 | 76 1.44 0.61 1.57 0.61 4.59 0.79
GFZ 141 0.70 0.47 0.98 0.62 2.83 0.51 | 76 0.78 0.52 0.98 0.62 3.03 0.55
MIT 349 0.75 0.52 0.75 0.51 2.75 0.59 | 76 0.77 0.61 0.77 0.60 2.67 0.68
NGS 260 1.71 0.59 1.77 0.65 4.38 0.46 | 76 1.56 0.58 1.89 0.72 3.47 0.38
JPL 120 0.79 0.59 0.64 0.49 2.17 0.43 | 50 0.67 0.51 0.56 0.43 1.97 0.41
EMR 106 0.87 0.60 0.79 0.60 4.14 0.81 | 44 0.93 0.63 0.63 0.48 4.32 0.85
ESA 188 0.87 0.49 0.94 0.57 3.38 0.52 | 53 0.87 0.50 0.73 0.44 3.57 0.55
GRG 129 1.15 0.63 0.93 0.56 3.45 0.56 | 41 0.96 0.55 0.82 0.50 3.55 0.58
JGX 171 1.18 0.66 0.98 0.52 5.94 0.92 | 45 1.22 0.68 0.84 0.44 2.97 0.46
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RESULTS FOR GPS WEEK 2428 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 314 0.91 0.54 0.73 0.44 3.93 0.68 | 78 0.87 0.53 0.74 0.45 3.77 0.67
SIO 359 1.43 0.61 1.53 0.59 4.28 0.72 | 78 1.39 0.65 1.60 0.66 4.30 0.80
GFZ 145 0.70 0.53 0.68 0.49 3.08 0.63 | 78 0.81 0.61 0.75 0.54 3.39 0.70
MIT 352 0.75 0.51 0.73 0.49 2.99 0.64 | 78 0.77 0.59 0.74 0.56 2.85 0.70
NGS 261 1.57 0.54 1.98 0.72 4.83 0.50 | 78 1.45 0.53 1.85 0.70 4.08 0.45
JPL 120 0.78 0.58 0.65 0.49 2.97 0.59 | 49 0.66 0.51 0.64 0.49 3.00 0.62
EMR 103 1.05 0.62 1.02 0.65 4.59 0.78 | 42 0.88 0.52 1.11 0.71 4.96 0.85
ESA 188 0.98 0.56 0.92 0.55 3.55 0.55 | 52 1.11 0.64 0.81 0.48 3.82 0.58
GRG 126 1.34 0.70 0.95 0.54 3.37 0.52 | 41 1.12 0.61 0.75 0.43 2.55 0.40
JGX 169 1.24 0.71 0.77 0.42 6.16 0.99 | 45 1.38 0.80 0.76 0.42 2.94 0.47
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RESULTS FOR GPS WEEK 2428 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 310 1.12 0.58 0.90 0.49 4.01 0.61 | 79 1.36 0.72 0.95 0.52 3.75 0.59
SIO 362 1.46 0.58 1.63 0.62 4.27 0.70 | 79 1.47 0.61 1.79 0.69 4.34 0.74
GFZ 146 0.76 0.50 0.87 0.55 2.56 0.46 | 79 0.82 0.55 0.97 0.61 2.68 0.49
MIT 351 0.78 0.49 0.89 0.55 3.16 0.62 | 79 0.77 0.54 0.98 0.69 3.03 0.69
NGS 266 1.39 0.51 1.91 0.74 4.45 0.49 | 79 1.43 0.56 2.05 0.82 4.61 0.53
JPL 120 0.80 0.57 0.66 0.48 2.27 0.43 | 50 0.85 0.63 0.56 0.41 2.31 0.45
EMR 106 0.86 0.60 0.89 0.69 3.92 0.78 | 43 0.95 0.66 0.84 0.64 3.60 0.73
ESA 188 1.09 0.55 1.08 0.57 3.64 0.49 | 54 1.05 0.53 0.93 0.49 3.68 0.50
GRG 134 1.25 0.68 0.83 0.50 3.23 0.52 | 43 1.00 0.57 0.70 0.42 2.39 0.39
JGX 168 1.49 0.74 0.85 0.40 6.23 0.86 | 45 1.58 0.79 0.87 0.41 2.98 0.41
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RESULTS FOR GPS WEEK 2428 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 315 0.96 0.53 0.90 0.51 4.34 0.69 | 81 0.82 0.46 0.94 0.53 3.59 0.58
SIO 359 1.49 0.57 1.73 0.60 4.48 0.70 | 81 1.51 0.60 1.70 0.60 4.62 0.75
GFZ 144 0.73 0.48 0.87 0.54 2.69 0.48 | 81 0.79 0.52 0.88 0.55 3.15 0.57
MIT 350 1.52 0.89 0.97 0.56 3.38 0.62 | 81 0.91 0.59 1.12 0.72 3.18 0.67
NGS 267 1.62 0.57 2.03 0.75 4.87 0.52 | 81 1.41 0.52 2.32 0.88 4.38 0.49
JPL 120 0.97 0.60 0.78 0.49 2.70 0.45 | 48 1.19 0.76 0.67 0.43 2.67 0.46
EMR 108 1.06 0.71 0.75 0.55 3.68 0.70 | 45 1.11 0.74 0.72 0.54 3.74 0.72
ESA 188 1.08 0.56 0.97 0.53 3.83 0.54 | 55 1.15 0.60 0.87 0.47 4.00 0.56
GRG 133 1.42 0.71 0.92 0.51 3.23 0.48 | 44 1.27 0.66 0.87 0.48 3.35 0.50
JGX 170 1.35 0.69 0.92 0.46 6.39 0.91 | 48 1.51 0.78 0.93 0.46 2.97 0.42
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RESULTS FOR GPS WEEK 2428 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 313 1.17 0.64 0.98 0.55 3.70 0.58 | 80 1.09 0.61 0.93 0.53 3.18 0.52
SIO 359 1.44 0.65 1.25 0.55 3.89 0.74 | 80 1.46 0.69 1.27 0.58 4.40 0.90
GFZ 146 0.94 0.56 0.83 0.47 3.13 0.51 | 80 0.93 0.55 0.88 0.50 3.25 0.53
MIT 349 0.87 0.54 0.79 0.48 3.03 0.59 | 80 0.78 0.56 0.86 0.60 3.10 0.71
NGS 266 1.53 0.55 1.81 0.69 4.73 0.52 | 80 1.31 0.50 2.10 0.83 4.27 0.49
JPL 120 0.95 0.60 0.84 0.54 3.00 0.51 | 51 1.07 0.69 0.71 0.47 3.16 0.55
EMR 109 0.80 0.56 0.91 0.71 3.98 0.79 | 47 0.82 0.58 0.79 0.61 4.11 0.83
ESA 188 1.00 0.57 0.87 0.52 3.94 0.61 | 57 1.03 0.59 0.98 0.59 3.69 0.56
GRG 129 1.44 0.74 0.84 0.48 3.17 0.48 | 44 1.07 0.58 0.70 0.40 3.63 0.57
JGX 168 1.40 0.73 1.07 0.54 6.01 0.87 | 48 1.40 0.74 0.99 0.50 3.34 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/h2607191200_EMR.gls
EMR NRMD Used TRM115000.00 TZGD dL1 0.0002 0.0001 0.0660 dL2 0.0003 0.0001 0.0580 m ../glbs/h2607191200_EMR.gls
JGX DYNG Eccentricity: Used 0.0000 0.0000 2.0180 Real 0.0005 -0.0027 2.0177 m ../glbs/h2607191200_JGX.gls
MIT WUHN Real TRM59800.00C ENCL dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2607191200_MIT.gls
MIT WUHN Used TRM59800.00C NONE dL1 0.0002 0.0005 0.0907 dL2 -0.0002 -0.0002 0.1207 m ../glbs/h2607191200_MIT.gls
NOA PIN1 Real TPSCR.G5 SCIS dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2607191200_NGS.gls
NOA PIN1 Used TPSCR.G5 SCIS dL1 0.0001 0.0006 0.0949 dL2 -0.0000 0.0004 0.1179 m ../glbs/h2607191200_NGS.gls
NOA WUHN Real TRM59800.00C ENCL dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2607191200_NGS.gls
NOA WUHN Used TRM59800.00C ENCL dL1 0.0002 0.0005 0.0906 dL2 -0.0002 -0.0001 0.1207 m ../glbs/h2607191200_NGS.gls
SIO PIN1 Real TPSCR.G5 SCIS dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2607191200_SIO.gls
SIO PIN1 Used TPSCR.G5 NONE dL1 0.0001 0.0006 0.0949 dL2 -0.0000 0.0004 0.1179 m ../glbs/h2607191200_SIO.gls
SIO WUHN Real TRM59800.00C ENCL dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2607191200_SIO.gls
SIO WUHN Used TRM59800.00C NONE dL1 0.0002 0.0005 0.0907 dL2 -0.0002 -0.0002 0.1207 m ../glbs/h2607191200_SIO.gls
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