Close Approaches

 

 

Earth (within 10 LD, today +60 days, sorted by distance ascending)

ObjectDateDist [LD]Dist [AU]Dist [km]Vrel [km/s]Vinf [km/s]H [mag]Size [m]
2023 KU2025-Apr-11 15:352.7537300.00706851,057,43318.0117.9922.37117
2023 HG2025-Apr-11 05:363.6594640.00939341,405,2358.588.5427.0414
2025 CN22025-Feb-13 16:243.8424900.00986321,475,5168.368.3327.9419
2021 FH12025-Mar-21 14:083.8949310.00999781,495,65413.8313.8125.2831
2022 FR32025-Apr-01 13:186.5946480.01692772,532,3467.447.4222.71100
2025 BX12025-Feb-16 05:087.1958790.01847102,763,21810.3010.2924.32647
2023 RW32025-Feb-25 06:177.4173980.01903962,848,2825.135.1026.517
2014 CE132025-Feb-19 08:308.9449310.02296063,434,85416.8116.8024.0454
2025 CL32025-Feb-13 13:359.2633860.02377803,557,14112.4712.4625.31630
2015 BK5092025-Feb-25 01:079.3756250.02406613,600,24114.5514.5522.37117
5358442025-Mar-05 10:589.5641190.02455003,672,6237.867.8521.89146
2025 BC102025-Apr-05 12:269.6776080.02484133,716,20222.9122.9019.376464

 

Moon (within 10 LD, today +60 days, sorted by distance ascending)

ObjectDateDist [LD]Dist [AU]Dist [km]Vrel [km/s]Vinf [km/s]H [mag]Size [m]
2023 KU2025-Apr-11 21:532.6676840.00684761,024,39118.1118.1122.37117
2023 HG2025-Apr-11 10:223.2108650.00824191,232,9727.957.9527.0414

 

LD: Lunar distance (1 LD = 384,402 km or 0.00257 AU)
AU: Astronomical unit (1 AU = 149,597,870.7 km or 389.5777 LD)
Size: estimated in meters, based on albedo = 0.15 (do not rely on it)

Source: The JPL SSD/CNEOS API service

 

 

Diameter Estimation [in kilometers]

A function of absolute magnitude (h) and visual geometric albedo (a) assuming a spherical object with a uniform surface.
Formula in PHP: $D= pow(10,(0.5*(6.259 - log10($a) - 0.4 * $h)))

A=0.3A=0.25A=0.20A=0.15A=0.1A=0.05
H=300.002460.002690.003010.003480.004260.00603
H=29.50.003100.003390.003790.004380.005360.00759
H=290.003900.004270.004780.005510.006750.00955
H=28.50.004910.005380.006010.006940.008500.01202
H=280.006180.006770.007570.008740.010700.01514
H=27.50.007780.008520.009530.011000.013470.01906
H=270.009790.010730.011990.013850.016960.02399
H=26.50.012330.013510.015100.017440.021360.03020
H=260.015520.017000.019010.021950.026880.03802
H=25.50.019540.021410.023930.027630.033850.04786
H=250.024600.026950.030130.034790.042610.06026
H=24.50.030970.033930.037930.043800.053640.07586
H=240.038990.042710.047750.055140.067530.09550
H=23.50.049080.053770.060120.069420.085020.12023
H=230.061790.067690.075680.087390.107030.15136
H=22.50.077790.085220.095280.110020.134740.19055
H=220.097940.107280.119950.138500.169630.23989
H=21.50.123290.135060.151000.174360.213550.30201
H=210.155220.170030.190100.219510.268840.38020
H=20.50.195410.214060.239320.276350.338450.47865
H=200.246000.269480.301290.347900.426090.60258
H=19.50.309700.339260.379300.437980.536410.75860
H=190.389890.427100.477510.551380.675310.95503
H=18.50.490840.537690.601150.694150.850161.20231
H=180.617930.676910.756810.873891.070291.51361
H=17.50.777930.852180.952761.100161.347411.90553
H=170.979351.072831.199461.385011.696292.39892
H=16.51.232931.350611.510031.743632.135503.02006
H=161.552171.700321.901012.195102.688443.80203
H=15.51.954072.140572.393232.763473.384544.78647
H=152.460022.694823.012903.479004.260896.02580
H=14.53.096993.392583.793024.379805.364147.58604
H=143.898884.271004.775135.513846.753059.55026
H=13.54.908395.376886.011536.941528.5015912.02306
H=136.179306.769097.568078.7388510.7028615.13614
H=12.57.779288.521779.5276311.0015613.4741119.05527
H=129.7935310.7282811.9945813.8501516.9629023.98916
H=11.512.3293313.5061015.1002817.4363021.3550230.20056
H=1115.5217017.0031719.0101321.9510026.8843838.02025
H=10.519.5406721.4057323.9323327.6346833.8454347.86466
H=1024.6002426.9482130.1290234.7900042.6088760.25804