Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.28432E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-24T02:10:00+0800
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    1 Object 1

    AOE ID 62701
    NORAD ID 62701
    Object Type PAYLOAD
    Country
    IN IN
    ← VS →

    2 Object 2

    AOE ID 67371
    NORAD ID 67371
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FIREFLY-1 UMBRA-12
    Time of Closest Approach 2026-10-24T05:09:04+0000
    Collision Probability (Pc) 2.28432E-6
    Conjunction Distance (km) 1.956 km
    Relative Speed (km/s) 9.461 km/s
    Conjunction Risk Parameters R (Radial): -0.778 | I (In-track): 1.406 | C (Cross-track): 1.116
    Collision Risk Index (CRI) 0.42
    X Position (km) -548.627 -547.087
    Position Y (km) -1072.757 -1073.686
    Position Z (km) 6857.04 6857.807
    Velocity X (km/s) -7.36 -3.2
    Velocity Y (km/s) -1.53 6.808
    Velocity Z (km/s) -0.827 0.81

    Orbital Parameters 国际轨道数据源

    Parameter FIREFLY-1 UMBRA-12
    Semimajor Axis (a) 6967.711 km 6975.413 km
    Eccentricity (e) 0.000257 0.000749
    Inclination (i) 97.6970° 97.8067°
    RAAN 11.6551° 293.0552°
    Perigee Argument 272.4698° 76.0620°
    Mean Anomaly (M) 87.6228° 284.1431°
    Apogee 591.362 km 602.502 km
    Perigee 587.786 km 592.050 km
    Orbit Epoch 2026-10-23T06:11:51+0000 2026-10-22T22:09:32+0000

    FIREFLY-1 & UMBRA-12 Collision Probability (Pc) Trend

    FIREFLY-1 & UMBRA-12 Collision Probability (Pc) TrendNot Available

    FIREFLY-1 & UMBRA-12 Miss Distance (Miss Distance) Trend

    FIREFLY-1 & UMBRA-12 Miss Distance (Miss Distance) TrendNot Available

    FIREFLY-1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    UMBRA-12Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FIREFLY-1Collision Probability Trend

    Object 1 Probability TrendNot Available

    UMBRA-12Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FIREFLY-1

    No nearby objects data