Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.450665E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T11:49:53+0800
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    1 Object 1

    Name AC1-001
    AOE ID 66744
    NORAD ID 66744
    Object Type PAYLOAD
    Country
    GB GB
    ← VS →

    2 Object 2

    Name HJS-9C
    AOE ID 68833
    NORAD ID 68833
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter AC1-001 HJS-9C
    Time of Closest Approach 2026-10-22T14:36:54+0000
    Collision Probability (Pc) 1.450665E-6
    Conjunction Distance (km) 2.817 km
    Relative Speed (km/s) 14.773 km/s
    Conjunction Risk Parameters R (Radial): -2.547 | I (In-track): -0.289 | C (Cross-track): -1.166
    Collision Risk Index (CRI) 0.38
    X Position (km) 6833.398 6835.811
    Position Y (km) 820.999 822.418
    Position Z (km) -332.727 -332.418
    Velocity X (km/s) 0.472 -0.81
    Velocity Y (km/s) -0.932 4.299
    Velocity Z (km/s) 7.536 -6.22

    Orbital Parameters 国际轨道数据源

    Parameter AC1-001 HJS-9C
    Semimajor Axis (a) 6887.615 km 6886.478 km
    Eccentricity (e) 0.000135 0.000912
    Inclination (i) 97.4087° 55.0004°
    RAAN 4.6829° 195.1309°
    Perigee Argument 302.9785° 26.1386°
    Mean Anomaly (M) 57.1319° 334.0092°
    Apogee 510.406 km 514.623 km
    Perigee 508.550 km 502.059 km
    Orbit Epoch 2026-10-20T18:21:13+0000 2026-10-20T06:32:43+0000

    AC1-001 & HJS-9C Collision Probability (Pc) Trend

    AC1-001 & HJS-9C Collision Probability (Pc) TrendNot Available

    AC1-001 & HJS-9C Miss Distance (Miss Distance) Trend

    AC1-001 & HJS-9C Miss Distance (Miss Distance) TrendNot Available

    AC1-001Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HJS-9CMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    AC1-001Collision Probability Trend

    Object 1 Probability TrendNot Available

    HJS-9CCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with AC1-001

    No nearby objects data