Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    7.16329E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-30T14:34:47+0800
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    1 Object 1

    AOE ID 22
    NORAD ID 22
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67300
    NORAD ID 67300
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter EXPLORER 7 TIANHUI 7
    Time of Closest Approach 2026-11-01T08:26:05+0000
    Collision Probability (Pc) 7.16329E-6
    Conjunction Distance (km) 1.433 km
    Relative Speed (km/s) 13.072 km/s
    Conjunction Risk Parameters R (Radial): -0.226 | I (In-track): 0.734 | C (Cross-track): -1.209
    Collision Risk Index (CRI) 0.52
    X Position (km) -4068.747 -4068.737
    Position Y (km) -2138.799 -2139.99
    Position Z (km) 5097.135 5096.337
    Velocity X (km/s) 4.833 -5.6
    Velocity Y (km/s) -5.673 -1.292
    Velocity Z (km/s) 1.541 -5.003

    Orbital Parameters 国际轨道数据源

    Parameter EXPLORER 7 TIANHUI 7
    Semimajor Axis (a) 6849.023 km 6866.272 km
    Eccentricity (e) 0.007273 0.000260
    Inclination (i) 50.2399° 97.3908°
    RAAN 152.7134° 16.3339°
    Perigee Argument 309.0631° 287.2939°
    Mean Anomaly (M) 50.3874° 72.8015°
    Apogee 520.703 km 489.920 km
    Perigee 421.069 km 486.350 km
    Orbit Epoch 2026-10-29T20:36:36+0000 2026-10-29T04:18:55+0000

    EXPLORER 7 & TIANHUI 7 Collision Probability (Pc) Trend

    EXPLORER 7 & TIANHUI 7 Collision Probability (Pc) TrendNot Available

    EXPLORER 7 & TIANHUI 7 Miss Distance (Miss Distance) Trend

    EXPLORER 7 & TIANHUI 7 Miss Distance (Miss Distance) TrendNot Available

    EXPLORER 7Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANHUI 7Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    EXPLORER 7Collision Probability Trend

    Object 1 Probability TrendNot Available

    TIANHUI 7Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with EXPLORER 7

    No nearby objects data