Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.346671E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T06:05:03+0800
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    1 Object 1

    AOE ID 55112
    NORAD ID 55112
    Object Type PAYLOAD
    Country
    CH CH
    ← VS →

    2 Object 2

    AOE ID 62392
    NORAD ID 62392
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ASTROCAST-0404 TOMORROW-S3
    Time of Closest Approach 2026-10-21T14:24:31+0000
    Collision Probability (Pc) 1.346671E-6
    Conjunction Distance (km) 2.548 km
    Relative Speed (km/s) 9.985 km/s
    Conjunction Risk Parameters R (Radial): 2.524 | I (In-track): 0.264 | C (Cross-track): 0.234
    Collision Risk Index (CRI) 0.38
    X Position (km) 4660.981 4659.521
    Position Y (km) 2084.858 2084.012
    Position Z (km) 4564.698 4562.789
    Velocity X (km/s) -4.023 -4.425
    Velocity Y (km/s) -3.275 5.953
    Velocity Z (km/s) 5.592 1.8

    Orbital Parameters 国际轨道数据源

    Parameter ASTROCAST-0404 TOMORROW-S3
    Semimajor Axis (a) 6849.388 km 6852.397 km
    Eccentricity (e) 0.000553 0.000368
    Inclination (i) 97.5652° 45.0021°
    RAAN 28.5146° 333.9756°
    Perigee Argument 264.5207° 314.7092°
    Mean Anomaly (M) 95.5403° 45.3492°
    Apogee 475.038 km 476.780 km
    Perigee 467.464 km 471.740 km
    Orbit Epoch 2026-10-19T05:46:34+0000 2026-10-19T04:08:40+0000

    ASTROCAST-0404 & TOMORROW-S3 Collision Probability (Pc) Trend

    ASTROCAST-0404 & TOMORROW-S3 Collision Probability (Pc) TrendNot Available

    ASTROCAST-0404 & TOMORROW-S3 Miss Distance (Miss Distance) Trend

    ASTROCAST-0404 & TOMORROW-S3 Miss Distance (Miss Distance) TrendNot Available

    ASTROCAST-0404Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TOMORROW-S3Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ASTROCAST-0404Collision Probability Trend

    Object 1 Probability TrendNot Available

    TOMORROW-S3Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ASTROCAST-0404

    No nearby objects data