Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.348877E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T01:35:24+0800
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    1 Object 1

    AOE ID 43759
    NORAD ID 43759
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 57889
    NORAD ID 57889
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter SIRION PATHFINDER-2 YAOGAN-39 02B
    Time of Closest Approach 2026-10-28T00:43:18+0000
    Collision Probability (Pc) 2.348877E-6
    Conjunction Distance (km) 2.097 km
    Relative Speed (km/s) 13.029 km/s
    Conjunction Risk Parameters R (Radial): 0.064 | I (In-track): 1.074 | C (Cross-track): 1.8
    Collision Risk Index (CRI) 0.42
    X Position (km) -5909.532 -5910.487
    Position Y (km) 917.677 916.186
    Position Z (km) 3425.122 3423.999
    Velocity X (km/s) -3.527 0.136
    Velocity Y (km/s) 1.692 -7.288
    Velocity Z (km/s) -6.527 2.173

    Orbital Parameters 国际轨道数据源

    Parameter SIRION PATHFINDER-2 YAOGAN-39 02B
    Semimajor Axis (a) 6897.643 km 6891.841 km
    Eccentricity (e) 0.000825 0.000863
    Inclination (i) 97.4096° 34.9895°
    RAAN 345.9704° 123.3005°
    Perigee Argument 191.5380° 209.7627°
    Mean Anomaly (M) 168.5665° 150.2596°
    Apogee 525.194 km 519.654 km
    Perigee 513.818 km 507.754 km
    Orbit Epoch 2026-10-27T01:52:39+0000 2026-10-26T21:36:51+0000

    SIRION PATHFINDER-2 & YAOGAN-39 02B Collision Probability (Pc) Trend

    SIRION PATHFINDER-2 & YAOGAN-39 02B Collision Probability (Pc) TrendNot Available

    SIRION PATHFINDER-2 & YAOGAN-39 02B Miss Distance (Miss Distance) Trend

    SIRION PATHFINDER-2 & YAOGAN-39 02B Miss Distance (Miss Distance) TrendNot Available

    SIRION PATHFINDER-2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YAOGAN-39 02BMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SIRION PATHFINDER-2Collision Probability Trend

    Object 1 Probability TrendNot Available

    YAOGAN-39 02BCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SIRION PATHFINDER-2

    No nearby objects data