Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.691975E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T16:42:00+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 62678
    NORAD ID 62678
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter EXPLORER 7 FLOCK 4G 15
    Time of Closest Approach 2026-10-22T03:53:06+0000
    Collision Probability (Pc) 1.691975E-6
    Conjunction Distance (km) 2.544 km
    Relative Speed (km/s) 14.645 km/s
    Conjunction Risk Parameters R (Radial): -2.245 | I (In-track): -0.334 | C (Cross-track): 1.148
    Collision Risk Index (CRI) 0.4
    X Position (km) -6463.893 -6462.041
    Position Y (km) -2058.373 -2056.637
    Position Z (km) 955.213 955.38
    Velocity X (km/s) 2.223 -1.314
    Velocity Y (km/s) -4.462 0.622
    Velocity Z (km/s) 5.777 -7.493

    Orbital Parameters 国际轨道数据源

    Parameter EXPLORER 7 FLOCK 4G 15
    Semimajor Axis (a) 6849.459 km 6848.622 km
    Eccentricity (e) 0.007295 0.000380
    Inclination (i) 50.2419° 97.3940°
    RAAN 197.0995° 15.4017°
    Perigee Argument 273.0462° 211.0632°
    Mean Anomaly (M) 86.2154° 149.0385°
    Apogee 521.291 km 473.087 km
    Perigee 421.353 km 467.883 km
    Orbit Epoch 2026-10-20T22:05:14+0000 2026-10-20T22:55:01+0000

    EXPLORER 7 & FLOCK 4G 15 Collision Probability (Pc) Trend

    EXPLORER 7 & FLOCK 4G 15 Collision Probability (Pc) TrendNot Available

    EXPLORER 7 & FLOCK 4G 15 Miss Distance (Miss Distance) Trend

    EXPLORER 7 & FLOCK 4G 15 Miss Distance (Miss Distance) TrendNot Available

    EXPLORER 7Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FLOCK 4G 15Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    EXPLORER 7Collision Probability Trend

    Object 1 Probability TrendNot Available

    FLOCK 4G 15Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with EXPLORER 7

    No nearby objects data