[IGSREPORT-30852] Wk 2409 MIT T2 Daily Analysis Report
Tom Herring
tah at mit.edu
Wed Mar 25 06:21:27 UTC 2026
Author: Thomas Herring
MIT GNAAC Combination: RMS comparisons betwen ACs
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OVERALL RMS and Chi fits for week 2409
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 312 1.02 0.55 1.05 0.59 3.53 0.56 | 79 1.12 0.62 1.15 0.65 3.18 0.52
SIO 357 1.82 0.62 1.97 0.64 4.87 0.73 | 79 2.09 0.69 2.27 0.71 5.81 0.85
GFZ 148 0.89 0.54 0.91 0.53 3.08 0.51 | 79 0.90 0.55 1.04 0.61 3.45 0.58
MIT 350 0.80 0.48 0.79 0.48 3.15 0.62 | 79 0.86 0.54 0.90 0.57 3.28 0.69
NGS 266 1.37 0.59 1.39 0.63 4.76 0.63 | 79 1.40 0.64 1.55 0.73 4.70 0.65
JPL 120 0.69 0.49 0.71 0.51 2.61 0.51 | 51 0.67 0.49 0.72 0.52 2.64 0.53
EMR 104 0.96 0.59 0.89 0.59 3.98 0.73 | 45 0.93 0.57 0.94 0.62 4.21 0.77
ESA 186 0.89 0.52 0.91 0.56 3.68 0.58 | 55 0.95 0.57 0.97 0.59 3.20 0.51
GRG 123 1.22 0.65 0.91 0.53 2.74 0.43 | 41 1.03 0.56 0.89 0.52 2.67 0.42
JGX 164 1.10 0.63 0.81 0.44 3.29 0.52 | 47 1.12 0.65 0.88 0.47 3.46 0.55
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Center variance scale factors for week 2409
CEN 067 068 069 070 071 072 073 | MEAN |
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COD 1.27 1.44 0.93 1.18 1.30 1.26 1.28 | 1.24 |
SIO 0.58 0.72 0.73 0.76 0.72 0.90 0.90 | 0.76 |
GFZ 10.12 10.11 9.67 8.68 8.66 10.02 9.09 | 9.48 |
MIT 1.21 1.51 1.46 1.36 1.33 1.07 1.14 | 1.30 |
NGS 247.67 298.67 284.28 230.20 227.86 242.50 319.43 | 264.37 |
JPL 3.99 5.67 4.97 4.22 4.91 5.15 6.55 | 5.06 |
EMR 2.62 3.62 2.85 2.40 2.29 2.15 3.35 | 2.75 |
ESA 4.92 4.58 4.35 5.43 5.37 5.54 5.40 | 5.08 |
GRG 37.64 53.78 45.26 43.66 48.70 43.21 47.12 | 45.63 |
JGX 39.12 36.87 32.52 41.05 32.47 30.07 43.20 | 36.47 |
NOTE: COD scale factor multiplied by 10^4; JGX Not used in combined SINEX
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FIT to reference frame at reference frame sites for week 2409
# -- Number of reference frame stations used by AC
CENTER # North East Up Frame
RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm)
COD 50 3.23 1.93 2.93 1.73 7.58 1.26 IGb20
SIO 49 3.82 1.30 3.77 1.18 7.70 1.04 IGb20
GFZ 43 3.48 2.24 2.92 1.71 6.79 1.14 IGb20
MIT 46 3.73 2.57 2.93 1.96 6.60 1.40 IGb20
NGS 44 3.57 1.67 2.78 1.32 8.95 1.22 IGb20
JPL 46 3.68 2.75 2.64 1.99 7.45 1.49 IGb20
EMR 41 2.88 1.87 3.12 2.11 7.33 1.33 IGb20
ESA 48 3.43 2.13 2.92 1.85 7.39 1.17 IGb20
GRG 45 3.36 1.95 2.91 1.74 7.00 1.11 IGb20
JGX 39 3.10 1.99 2.54 1.46 7.27 1.23 IGb20
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FIT to combined solutions at reference frame sites for week 2409
# -- Number of reference frame stations used by AC
CENTER # North East Up Frame
RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm)
COD 50 1.11 0.67 1.07 0.63 3.05 0.51 COMB
SIO 51 2.08 0.69 2.27 0.70 5.81 0.78 COMB
GFZ 46 1.00 0.64 0.99 0.58 3.40 0.57 COMB
MIT 47 0.86 0.59 0.81 0.54 3.47 0.73 COMB
NGS 45 1.32 0.62 1.61 0.76 4.54 0.62 COMB
JPL 47 0.68 0.50 0.72 0.53 2.70 0.53 COMB
EMR 41 1.00 0.65 0.95 0.63 3.86 0.69 COMB
ESA 49 0.89 0.55 0.84 0.53 3.13 0.50 COMB
GRG 46 1.00 0.58 0.89 0.53 2.87 0.45 COMB
JGX 39 1.13 0.72 0.84 0.48 3.64 0.61 COMB
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RESULTS FOR GPS WEEK 2409 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 318 0.99 0.53 1.28 0.71 3.53 0.55 | 80 1.05 0.58 1.28 0.72 2.79 0.44
SIO 360 1.31 0.56 1.55 0.63 4.25 0.77 | 80 1.40 0.59 1.71 0.67 5.51 0.96
GFZ 149 0.89 0.54 1.00 0.58 2.93 0.48 | 80 0.86 0.53 1.18 0.68 3.41 0.57
MIT 352 0.79 0.50 0.78 0.48 3.17 0.64 | 80 0.77 0.52 0.80 0.53 3.38 0.73
NGS 268 1.60 0.69 1.16 0.53 5.27 0.69 | 80 1.57 0.72 1.22 0.58 5.49 0.76
JPL 120 0.62 0.50 0.58 0.47 2.50 0.54 | 52 0.58 0.48 0.55 0.45 2.62 0.58
EMR 104 1.10 0.70 0.80 0.54 3.94 0.72 | 44 1.05 0.67 0.78 0.53 3.82 0.70
ESA 186 0.83 0.49 0.96 0.60 3.62 0.59 | 55 0.82 0.50 0.98 0.61 3.18 0.51
GRG 127 1.02 0.61 0.83 0.54 2.43 0.43 | 42 0.85 0.52 0.85 0.55 2.05 0.36
JGX 164 1.16 0.64 0.82 0.42 3.33 0.50 | 46 1.08 0.61 0.92 0.47 3.57 0.54
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RESULTS FOR GPS WEEK 2409 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 1.10 0.56 1.18 0.61 3.30 0.48 | 79 1.23 0.63 1.22 0.64 2.81 0.42
SIO 358 2.07 0.66 2.23 0.66 5.48 0.77 | 79 2.48 0.79 2.65 0.75 5.81 0.80
GFZ 148 0.86 0.52 0.87 0.51 3.01 0.50 | 79 0.96 0.59 0.99 0.58 3.38 0.57
MIT 350 0.88 0.50 0.87 0.49 2.96 0.55 | 79 1.00 0.59 1.00 0.59 3.10 0.61
NGS 268 1.39 0.56 1.41 0.61 4.85 0.60 | 79 1.37 0.58 1.74 0.77 4.80 0.61
JPL 120 0.68 0.46 0.76 0.53 2.48 0.46 | 51 0.68 0.47 0.81 0.56 2.43 0.46
EMR 102 1.11 0.60 1.06 0.62 3.49 0.55 | 44 1.20 0.65 1.09 0.63 3.53 0.55
ESA 186 0.87 0.54 0.78 0.50 3.49 0.58 | 56 1.03 0.64 0.84 0.54 3.12 0.51
GRG 127 1.24 0.63 0.94 0.51 2.49 0.37 | 41 1.13 0.59 1.02 0.55 2.25 0.34
JGX 167 1.14 0.65 0.78 0.43 3.09 0.49 | 46 1.12 0.65 0.76 0.41 3.43 0.54
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RESULTS FOR GPS WEEK 2409 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 312 0.92 0.58 0.87 0.56 3.36 0.61 | 77 1.03 0.66 1.12 0.72 3.18 0.59
SIO 359 1.85 0.67 1.79 0.61 4.60 0.73 | 77 2.10 0.74 2.24 0.73 5.73 0.89
GFZ 147 0.91 0.54 0.92 0.52 3.12 0.51 | 77 0.93 0.56 1.09 0.62 3.48 0.57
MIT 348 0.92 0.53 0.88 0.50 3.34 0.62 | 77 1.07 0.64 0.96 0.58 3.38 0.67
NGS 265 1.32 0.56 1.57 0.70 4.29 0.55 | 77 1.43 0.64 1.88 0.86 3.91 0.53
JPL 120 0.69 0.50 0.72 0.52 2.58 0.51 | 51 0.54 0.40 0.78 0.58 2.91 0.58
EMR 106 0.96 0.58 0.99 0.64 4.06 0.70 | 45 0.97 0.57 1.08 0.68 4.71 0.81
ESA 186 0.83 0.53 0.80 0.53 3.55 0.61 | 54 0.91 0.59 0.91 0.61 3.30 0.57
GRG 123 1.25 0.68 0.94 0.56 3.13 0.50 | 41 1.12 0.63 0.99 0.58 3.24 0.52
JGX 165 1.05 0.64 0.70 0.40 3.54 0.59 | 47 0.94 0.58 0.74 0.41 3.39 0.56
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RESULTS FOR GPS WEEK 2409 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 1.02 0.56 0.87 0.50 3.63 0.58 | 79 1.05 0.60 0.90 0.52 3.32 0.55
SIO 358 2.23 0.67 2.15 0.64 5.35 0.71 | 79 2.46 0.72 2.30 0.65 6.23 0.82
GFZ 146 0.82 0.51 1.01 0.59 3.27 0.55 | 79 0.83 0.51 1.06 0.63 3.72 0.64
MIT 350 0.75 0.44 0.78 0.46 3.34 0.63 | 79 0.81 0.50 0.93 0.57 3.40 0.70
NGS 264 1.15 0.54 1.35 0.67 5.02 0.72 | 79 1.29 0.65 1.27 0.66 4.75 0.72
JPL 120 0.59 0.46 0.57 0.46 2.57 0.55 | 52 0.65 0.52 0.57 0.46 2.57 0.56
EMR 104 0.91 0.61 0.78 0.57 4.09 0.79 | 46 0.84 0.56 0.81 0.58 3.96 0.76
ESA 186 0.85 0.48 0.98 0.57 3.45 0.52 | 56 0.99 0.56 0.94 0.55 2.90 0.43
GRG 122 1.25 0.67 0.84 0.49 2.59 0.41 | 41 1.03 0.58 0.83 0.49 2.59 0.41
JGX 163 1.19 0.65 0.91 0.47 3.35 0.50 | 46 1.21 0.66 1.05 0.54 3.28 0.49
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RESULTS FOR GPS WEEK 2409 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 1.05 0.56 1.00 0.54 3.59 0.55 | 79 1.08 0.58 1.23 0.68 3.39 0.54
SIO 353 1.62 0.57 2.03 0.69 4.19 0.65 | 79 1.77 0.61 2.34 0.77 4.98 0.78
GFZ 148 0.86 0.55 0.83 0.51 2.84 0.50 | 79 0.83 0.54 0.98 0.61 3.23 0.58
MIT 350 0.80 0.46 0.84 0.49 3.28 0.63 | 79 0.83 0.52 1.08 0.68 3.35 0.70
NGS 267 1.36 0.63 1.17 0.58 4.27 0.60 | 79 1.34 0.66 1.30 0.67 4.20 0.63
JPL 120 0.67 0.49 0.72 0.53 2.49 0.50 | 51 0.67 0.50 0.71 0.53 2.64 0.54
EMR 106 0.80 0.54 0.78 0.58 4.14 0.82 | 45 0.77 0.52 0.87 0.63 4.68 0.92
ESA 186 0.97 0.55 0.90 0.54 4.04 0.62 | 56 0.94 0.54 1.02 0.61 3.77 0.58
GRG 117 1.38 0.71 0.87 0.49 2.94 0.44 | 41 1.10 0.58 0.84 0.48 2.97 0.45
JGX 164 0.99 0.61 0.80 0.47 3.36 0.57 | 48 1.16 0.72 0.79 0.46 3.28 0.56
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RESULTS FOR GPS WEEK 2409 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 310 1.02 0.55 1.09 0.60 3.69 0.58 | 79 1.09 0.59 1.14 0.62 3.57 0.57
SIO 357 1.75 0.57 2.05 0.67 4.79 0.70 | 79 2.06 0.65 2.45 0.77 5.70 0.81
GFZ 149 0.91 0.54 0.91 0.52 3.12 0.51 | 79 0.94 0.56 1.04 0.59 3.56 0.58
MIT 350 0.69 0.46 0.69 0.46 2.87 0.62 | 79 0.74 0.51 0.77 0.54 3.23 0.73
NGS 265 1.26 0.56 1.26 0.61 4.55 0.63 | 79 1.26 0.59 1.49 0.74 4.67 0.67
JPL 120 0.70 0.51 0.68 0.50 2.73 0.53 | 50 0.69 0.50 0.62 0.46 2.57 0.51
EMR 106 0.76 0.53 0.72 0.54 4.01 0.82 | 46 0.72 0.51 0.75 0.57 4.50 0.91
ESA 186 0.96 0.54 0.92 0.54 3.65 0.55 | 54 1.00 0.57 0.94 0.55 2.67 0.40
GRG 122 1.14 0.63 0.97 0.58 2.74 0.44 | 41 0.83 0.47 0.83 0.50 2.83 0.46
JGX 166 0.95 0.61 0.79 0.47 2.95 0.52 | 49 1.04 0.66 0.94 0.55 3.32 0.58
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RESULTS FOR GPS WEEK 2409 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 311 1.01 0.54 1.00 0.55 3.56 0.55 | 80 1.25 0.68 1.13 0.62 3.12 0.49
SIO 357 1.76 0.60 1.93 0.61 5.23 0.75 | 80 2.14 0.71 2.07 0.62 6.58 0.90
GFZ 149 0.94 0.57 0.82 0.47 3.24 0.53 | 80 0.97 0.59 0.90 0.52 3.36 0.56
MIT 350 0.72 0.47 0.69 0.46 3.04 0.64 | 80 0.73 0.50 0.71 0.49 3.14 0.70
NGS 267 1.47 0.57 1.73 0.71 4.96 0.59 | 80 1.49 0.62 1.80 0.78 4.86 0.60
JPL 120 0.86 0.54 0.91 0.57 2.91 0.49 | 51 0.86 0.55 0.95 0.60 2.71 0.46
EMR 104 1.00 0.56 1.04 0.63 4.06 0.66 | 46 0.88 0.49 1.13 0.68 4.08 0.66
ESA 186 0.91 0.52 1.01 0.60 3.92 0.60 | 54 0.95 0.56 1.11 0.67 3.36 0.52
GRG 127 1.23 0.63 0.95 0.53 2.82 0.42 | 44 1.07 0.57 0.87 0.49 2.60 0.39
JGX 165 1.19 0.63 0.86 0.42 3.38 0.49 | 48 1.24 0.66 0.93 0.45 3.92 0.57
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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/h2603081200_COD.gls
COD WUHN Used TRM59800.00C ENCL dL1 0.0002 0.0005 0.0907 dL2 -0.0002 -0.0001 0.1207 m ../glbs/h2603081200_COD.gls
EMR WUHN Real TRM59800.00C ENCL dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2603081200_EMR.gls
EMR WUHN Used TRM59800.00C ENCL dL1 0.0002 0.0005 0.0907 dL2 -0.0002 -0.0001 0.1207 m ../glbs/h2603081200_EMR.gls
MIT WUHN Real TRM59800.00C ENCL dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2603081200_MIT.gls
MIT WUHN Used TRM59800.00C NONE dL1 0.0002 0.0005 0.0907 dL2 -0.0002 -0.0002 0.1207 m ../glbs/h2603081200_MIT.gls
NOA PIN1 Real TPSCR.G5 SCIS dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2603111200_NGS.gls
NOA PIN1 Used TPSCR.G5 SCIS dL1 0.0001 0.0006 0.0949 dL2 -0.0000 0.0004 0.1179 m ../glbs/h2603111200_NGS.gls
NOA WUHN Real TRM59800.00C ENCL dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2603081200_NGS.gls
NOA WUHN Used TRM59800.00C ENCL dL1 0.0002 0.0005 0.0906 dL2 -0.0002 -0.0001 0.1207 m ../glbs/h2603081200_NGS.gls
SIO PIN1 Real TPSCR.G5 SCIS dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2603101200_SIO.gls
SIO PIN1 Used TPSCR.G5 NONE dL1 0.0001 0.0006 0.0949 dL2 -0.0000 0.0004 0.1179 m ../glbs/h2603101200_SIO.gls
SIO WUHN Real TRM59800.00C ENCL dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2603081200_SIO.gls
SIO WUHN Used TRM59800.00C NONE dL1 0.0002 0.0005 0.0907 dL2 -0.0002 -0.0002 0.1207 m ../glbs/h2603081200_SIO.gls
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