Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.669537E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T04:42:17+0800
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    1 Object 1

    Name QB50P1
    AOE ID 40025
    NORAD ID 40025
    Object Type PAYLOAD
    Country
    BE BE
    ← VS →

    2 Object 2

    AOE ID 57728
    NORAD ID 57728
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter QB50P1 YAOGAN-39 01B
    Time of Closest Approach 2026-10-21T14:44:09+0000
    Collision Probability (Pc) 2.669537E-5
    Conjunction Distance (km) 0.98 km
    Relative Speed (km/s) 13.07 km/s
    Conjunction Risk Parameters R (Radial): -0.976 | I (In-track): 0.05 | C (Cross-track): -0.062
    Collision Risk Index (CRI) 0.64
    X Position (km) 4548.79 4548.204
    Position Y (km) -3891.741 -3891.168
    Position Z (km) -3424.438 -3423.903
    Velocity X (km/s) 2.024 3.722
    Velocity Y (km/s) -3.353 6.258
    Velocity Z (km/s) 6.509 -2.183

    Orbital Parameters 国际轨道数据源

    Parameter QB50P1 YAOGAN-39 01B
    Semimajor Axis (a) 6884.388 km 6892.461 km
    Eccentricity (e) 0.000927 0.000847
    Inclination (i) 98.0945° 34.9931°
    RAAN 313.0933° 91.4312°
    Perigee Argument 148.8381° 126.0052°
    Mean Anomaly (M) 211.3403° 234.1446°
    Apogee 512.633 km 520.160 km
    Perigee 499.869 km 508.488 km
    Orbit Epoch 2026-10-20T00:56:49+0000 2026-10-20T12:24:58+0000

    QB50P1 & YAOGAN-39 01B Collision Probability (Pc) Trend

    QB50P1 & YAOGAN-39 01B Collision Probability (Pc) TrendNot Available

    QB50P1 & YAOGAN-39 01B Miss Distance (Miss Distance) Trend

    QB50P1 & YAOGAN-39 01B Miss Distance (Miss Distance) TrendNot Available

    QB50P1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YAOGAN-39 01BMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    QB50P1Collision Probability Trend

    Object 1 Probability TrendNot Available

    YAOGAN-39 01BCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with QB50P1

    No nearby objects data