Finding Earth 2.0
Observation planning

Follow-up Lab

Four observing pathways, kept deliberately separate. Compare transit-clock freshness, atmospheric screening metrics, expected radial-velocity amplitude, and reflected-light geometry without pretending they are interchangeable—or probabilities of detection.

Scenario diagnostics from the reproducible pipeline · default view limits the table to the top 250 Earth-2.0 candidates

PlanetEarth-2.02030 timing σEvidence note
TOI-7166 bTOI-71660.1300.2 minLinear ephemeris
L 98-59 cL 98-590.1290.7 minTTV flag: linear forecast incomplete
GJ 1132 bGJ 11320.1250.9 minLinear ephemeris
L 98-59 bL 98-590.1221.1 minLinear ephemeris
LP 791-18 cLP 791-180.1351.6 minTTV flag: linear forecast incomplete
G 9-40 bG 9-400.1311.6 minLinear ephemeris
L 98-59 dL 98-590.1291.6 minTTV flag: linear forecast incomplete
TOI-912 bTOI-9120.1222.1 minLinear ephemeris
GJ 357 bGJ 3570.1302.4 minLinear ephemeris
TOI-771 bTOI-7710.1272.5 minLinear ephemeris
TOI-2267 cTOI-2267 A0.1222.7 minLinear ephemeris
LHS 1140 cLHS 11400.1383.1 minLinear ephemeris
TOI-2094 bTOI-20940.2493.2 minLinear ephemeris
HIP 97166 bHIP 971660.1233.5 minLinear ephemeris
TOI-4438 bTOI-44380.1253.7 minLinear ephemeris
TOI-1680 bTOI-16800.1234.2 minLinear ephemeris
LTT 3780 cLTT 37800.1374.5 minLinear ephemeris
TOI-198 bTOI-1980.1324.7 minLinear ephemeris
LHS 1140 bLHS 11400.5894.8 minLinear ephemeris
TOI-4336 A bTOI-4336 A0.1404.8 minLinear ephemeris
TOI-6716 bTOI-67160.1254.9 minLinear ephemeris
LTT 1445 A bLTT 1445 A0.1365.0 minLinear ephemeris
TOI-260 bTOI-2600.1266.2 minLinear ephemeris
K2-263 bK2-2630.1276.4 minLinear ephemeris
LTT 1445 A cLTT 1445 A0.1296.8 minLinear ephemeris
K2-3 bK2-30.1247.0 minLinear ephemeris
TOI-715 bTOI-7150.6257.1 minLinear ephemeris
TOI-4336 A cTOI-4336 A0.1397.5 minLinear ephemeris
TOI-406.01TOI-4060.1387.8 minLinear ephemeris
AU Mic cAU Mic0.1267.8 minTTV flag: linear forecast incomplete
TOI-5713 bTOI-57130.1268.2 minLinear ephemeris
HIP 41378 dHIP 413780.1228.3 minLinear ephemeris
TOI-5716 bTOI-57160.1248.5 minLinear ephemeris
Kepler-560 bKepler-5600.1258.9 minTTV flag: linear forecast incomplete
TOI-1468 cTOI-14680.1389.2 minLinear ephemeris
GJ 3929 bGJ 39290.1259.8 minLinear ephemeris
Kepler-22 bKepler-220.2369.8 minLinear ephemeris
TOI-1452 bTOI-14520.14410.2 minLinear ephemeris
TOI-6002 bTOI-60020.12911.3 minLinear ephemeris
TOI-2136 bTOI-21360.13411.6 minLinear ephemeris
LP 890-9 cLP 890-90.19212.2 minLinear ephemeris
TOI-5799 cTOI-57990.12412.3 minLinear ephemeris
Kepler-111 cKepler-1110.12612.4 minTTV flag: linear forecast incomplete
TOI-2257 bTOI-22570.23412.9 minLinear ephemeris
K2-3 cK2-30.13913.3 minLinear ephemeris
Kepler-20 dKepler-200.13013.5 minLinear ephemeris
TOI-815 cTOI-8150.12413.6 minLinear ephemeris
LHS 1903 dLHS 19030.12513.8 minLinear ephemeris
HD 23472 bHD 234720.12214.3 minLinear ephemeris
TOI-5728 bTOI-57280.12214.4 minLinear ephemeris
TOI-1231 bTOI-12310.13014.9 minLinear ephemeris
Gliese 12 bGliese 120.15016.8 minLinear ephemeris
Kepler-538 bKepler-5380.13317.1 minLinear ephemeris
K2-288 B bK2-288 B0.37317.3 minLinear ephemeris
TOI-776 bTOI-7760.12717.5 minLinear ephemeris
TOI-406 cTOI-4060.12318.2 minLinear ephemeris
TOI-2093 cTOI-20930.13318.2 minLinear ephemeris
TOI-2095 bTOI-20950.12318.8 minLinear ephemeris
TOI-561 eTOI-5610.13220.5 minLinear ephemeris
TOI-244 bTOI-2440.13121.2 minLinear ephemeris
Kepler-737 bKepler-7370.12321.5 minLinear ephemeris
TOI-700 bTOI-7000.12521.6 minLinear ephemeris
K2-3 dK2-30.13321.9 minLinear ephemeris
TOI-776 cTOI-7760.13421.9 minLinear ephemeris
Kepler-849 bKepler-8490.12322.3 minLinear ephemeris
K2-18 bK2-180.14522.9 minLinear ephemeris
TOI-2095 cTOI-20950.12323.6 minLinear ephemeris
TOI-1470 cTOI-14700.13124.1 minLinear ephemeris
TRAPPIST-1 fTRAPPIST-10.35724.2 minTTV flag: linear forecast incomplete
EPIC 211822797 bEPIC 2118227970.12324.3 minLinear ephemeris
HD 23472 cHD 234720.12728.2 minLinear ephemeris
TOI-712 dTOI-7120.12228.6 minLinear ephemeris
TOI-1801 bTOI-18010.12329.6 minLinear ephemeris
Kepler-1649 bKepler-16490.12829.6 minLinear ephemeris
TRAPPIST-1 bTRAPPIST-10.14229.6 minTTV flag: linear forecast incomplete
TRAPPIST-1 gTRAPPIST-10.33230.5 minTTV flag: linear forecast incomplete
Kepler-1512 bKepler-15120.29931.5 minLinear ephemeris
Kepler-186 eKepler-1860.12535.9 minLinear ephemeris
Kepler-1540 bKepler-15400.13036.4 minLinear ephemeris
Kepler-61 bKepler-610.12736.5 minLinear ephemeris
TOI-1759 bTOI-17590.12337.3 minLinear ephemeris
TOI-904 cTOI-9040.24237.7 minLinear ephemeris
Kepler-549 bKepler-5490.12339.1 minLinear ephemeris
TOI-237 bTOI-2370.12539.3 minLinear ephemeris
TRAPPIST-1 eTRAPPIST-10.36740.0 minTTV flag: linear forecast incomplete
Kepler-1020 bKepler-10200.12240.5 minLinear ephemeris
TRAPPIST-1 dTRAPPIST-10.15344.7 minTTV flag: linear forecast incomplete
Kepler-991 bKepler-9910.12245.0 minLinear ephemeris
Kepler-220 eKepler-2200.12345.2 minLinear ephemeris
Kepler-705 bKepler-7050.27747.8 minLinear ephemeris
Kepler-155 cKepler-1550.12648.4 minLinear ephemeris
Kepler-437 bKepler-4370.12349.1 minLinear ephemeris
LHS 1903 eLHS 19030.14151.4 minLinear ephemeris
Kepler-1649 cKepler-16490.77452.5 minLinear ephemeris
HD 260655 cHD 2606550.12353.2 minLinear ephemeris
TOI-700 dTOI-7000.68455.1 minLinear ephemeris
TRAPPIST-1 cTRAPPIST-10.14955.9 minTTV flag: linear forecast incomplete
TOI-270 dTOI-2700.12556.1 minTTV flag: linear forecast incomplete
TOI-1752 cTOI-17520.12257.1 minLinear ephemeris
Kepler-1652 bKepler-16520.53860.3 minLinear ephemeris
Kepler-369 cKepler-3690.12260.7 minLinear ephemeris
Kepler-1630 bKepler-16300.15665.9 minLinear ephemeris
Kepler-138 cKepler-1380.13271.0 minTTV flag: linear forecast incomplete
Kepler-367 cKepler-3670.12477.3 minLinear ephemeris
TRAPPIST-1 hTRAPPIST-10.13479.5 minTTV flag: linear forecast incomplete
Kepler-296 eKepler-2960.12980.1 minLinear ephemeris
Kepler-1544 bKepler-15440.51480.9 minLinear ephemeris
Kepler-438 bKepler-4380.41581.3 minLinear ephemeris
Kepler-1455 bKepler-14550.12882.3 minLinear ephemeris
Kepler-440 bKepler-4400.25384.0 minLinear ephemeris
TOI-700 eTOI-7000.13684.5 minLinear ephemeris
Kepler-174 dKepler-1740.23086.6 minLinear ephemeris
TOI-178 fTOI-1780.16789.0 minTTV flag: linear forecast incomplete
Kepler-1545 bKepler-15450.12290.0 minLinear ephemeris
Kepler-310 dKepler-3100.12491.8 minLinear ephemeris
Kepler-1410 bKepler-14100.22292.0 minLinear ephemeris
Kepler-1389 bKepler-13890.12795.9 minTTV flag: linear forecast incomplete
Kepler-186 fKepler-1860.64497.5 minLinear ephemeris
Kepler-235 eKepler-2350.12699.4 minLinear ephemeris
Kepler-1362 bKepler-13620.124101.7 minLinear ephemeris
GJ 143 bGJ 1430.125103.6 minLinear ephemeris
Kepler-439 bKepler-4390.126104.0 minLinear ephemeris
Kepler-1040 bKepler-10400.123104.0 minTTV flag: linear forecast incomplete
Kepler-441 bKepler-4410.343105.0 minLinear ephemeris
Kepler-411 dKepler-4110.129105.2 minTTV flag: linear forecast incomplete
Kepler-296 fKepler-2960.468106.8 minLinear ephemeris
Kepler-1058 bKepler-10580.123111.1 minLinear ephemeris
Kepler-139 cKepler-1390.126114.1 minTTV flag: linear forecast incomplete
Kepler-436 bKepler-4360.122114.3 minLinear ephemeris
Kepler-1090 bKepler-10900.123116.5 minLinear ephemeris
TOI-1266 bTOI-12660.127131.1 minTTV flag: linear forecast incomplete
Kepler-1554 bKepler-15540.124131.4 minLinear ephemeris
Kepler-1229 bKepler-12290.716132.9 minLinear ephemeris
Kepler-1549 bKepler-15490.123157.7 minLinear ephemeris
Kepler-283 cKepler-2830.208165.2 minTTV flag: linear forecast incomplete
Kepler-395 cKepler-3950.126168.6 minLinear ephemeris
Kepler-443 bKepler-4430.148174.4 minLinear ephemeris
Kepler-62 fKepler-620.581187.4 minLinear ephemeris
Kepler-289 eKepler-2890.138200.2 minLinear ephemeris
HD 73583 cHD 735830.123214.3 minLinear ephemeris
Kepler-1606 bKepler-16060.130216.7 minLinear ephemeris
Kepler-1126 cKepler-11260.187218.1 minLinear ephemeris
Kepler-1653 bKepler-16530.163230.3 minLinear ephemeris
Kepler-442 bKepler-4420.671238.1 minLinear ephemeris
Kepler-54 cKepler-540.130260.5 minTTV flag: linear forecast incomplete
LP 791-18 dLP 791-180.137268.8 minTTV flag: linear forecast incomplete
Kepler-138 dKepler-1380.138282.5 minTTV flag: linear forecast incomplete
Kepler-69 cKepler-690.126286.6 minLinear ephemeris
Kepler-26 cKepler-260.126302.4 minTTV flag: linear forecast incomplete
Kepler-452 bKepler-4520.423329.5 minLinear ephemeris
TOI-1266 cTOI-12660.137368.4 minTTV flag: linear forecast incomplete
K2-233 dK2-2330.123373.0 minLinear ephemeris
K2-266 eK2-2660.122404.4 minTTV flag: linear forecast incomplete
K2-133 eK2-1330.127453.6 minLinear ephemeris
K2-125 bK2-1250.122693.5 minLinear ephemeris
K2-155 dK2-1550.126835.2 minLinear ephemeris
K2-72 eK2-720.2261264.0 minLinear ephemeris
K2-72 cK2-720.1281646.1 minLinear ephemeris
HD 136352 dHD 1363520.1282376.0 minLinear ephemeris
Kepler-1661 bKepler-16610.1323248.3 minLinear ephemeris
Kepler-413 bKepler-4130.1273878.4 minLinear ephemeris
HD 88986 bHD 889860.12515480.0 minLinear ephemeris
HD 224018 dHD 2240180.1251351917.8 minLinear ephemeris

This table prioritises inspection, not proposals. Scheduling requires a current ephemeris, observatory visibility, instrument simulators, saturation and noise checks, and—for RV work—a target-specific stellar activity model. See the methods and assumptions.