Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.054335E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T03:42:17+0800
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    1 Object 1

    AOE ID 56729
    NORAD ID 56729
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67155
    NORAD ID 67155
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter IRIDIUM 178 KUIPER-00250
    Time of Closest Approach 2026-10-18T20:53:47+0000
    Collision Probability (Pc) 2.054335E-6
    Conjunction Distance (km) 2.272 km
    Relative Speed (km/s) 14.06 km/s
    Conjunction Risk Parameters R (Radial): -2.183 | I (In-track): -0.215 | C (Cross-track): -0.585
    Collision Risk Index (CRI) 0.41
    X Position (km) -6195.033 -6192.878
    Position Y (km) 2967.017 2966.647
    Position Z (km) -1410.727 -1410.111
    Velocity X (km/s) 1.164 -3.11
    Velocity Y (km/s) -1.055 -3.777
    Velocity Z (km/s) -7.374 5.74

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 178 KUIPER-00250
    Semimajor Axis (a) 7007.339 km 7007.654 km
    Eccentricity (e) 0.000250 0.000123
    Inclination (i) 86.6549° 51.8958°
    RAAN 334.0459° 167.2499°
    Perigee Argument 90.1424° 92.8643°
    Mean Anomaly (M) 270.0084° 267.2461°
    Apogee 630.956 km 630.382 km
    Perigee 627.448 km 628.652 km
    Orbit Epoch 2026-10-18T02:11:06+0000 2026-10-18T01:30:53+0000

    IRIDIUM 178 & KUIPER-00250 Collision Probability (Pc) Trend

    IRIDIUM 178 & KUIPER-00250 Collision Probability (Pc) TrendNot Available

    IRIDIUM 178 & KUIPER-00250 Miss Distance (Miss Distance) Trend

    IRIDIUM 178 & KUIPER-00250 Miss Distance (Miss Distance) TrendNot Available

    IRIDIUM 178Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KUIPER-00250Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    IRIDIUM 178Collision Probability Trend

    Object 1 Probability TrendNot Available

    KUIPER-00250Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRIDIUM 178

    No nearby objects data