Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.560368E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T15:25:17+0800
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    1 Object 1

    AOE ID 66729
    NORAD ID 66729
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    Name HJS-10D
    AOE ID 69323
    NORAD ID 69323
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FLOCK 4H 26 HJS-10D
    Time of Closest Approach 2026-10-20T11:13:47+0000
    Collision Probability (Pc) 3.560368E-6
    Conjunction Distance (km) 1.842 km
    Relative Speed (km/s) 14.745 km/s
    Conjunction Risk Parameters R (Radial): -1.834 | I (In-track): -0.026 | C (Cross-track): -0.156
    Collision Risk Index (CRI) 0.46
    X Position (km) -6647.368 -6645.617
    Position Y (km) -325.768 -325.53
    Position Z (km) -1769.153 -1768.636
    Velocity X (km/s) 1.881 -1.352
    Velocity Y (km/s) 1.108 -4.588
    Velocity Z (km/s) -7.288 5.923

    Orbital Parameters 国际轨道数据源

    Parameter FLOCK 4H 26 HJS-10D
    Semimajor Axis (a) 6881.131 km 6886.100 km
    Eccentricity (e) 0.000319 0.000937
    Inclination (i) 97.4080° 55.0032°
    RAAN 3.8470° 195.8230°
    Perigee Argument 303.5387° 291.6481°
    Mean Anomaly (M) 56.5543° 68.3540°
    Apogee 505.190 km 514.414 km
    Perigee 500.798 km 501.512 km
    Orbit Epoch 2026-10-19T12:16:11+0000 2026-10-19T22:40:42+0000

    FLOCK 4H 26 & HJS-10D Collision Probability (Pc) Trend

    FLOCK 4H 26 & HJS-10D Collision Probability (Pc) TrendNot Available

    FLOCK 4H 26 & HJS-10D Miss Distance (Miss Distance) Trend

    FLOCK 4H 26 & HJS-10D Miss Distance (Miss Distance) TrendNot Available

    FLOCK 4H 26Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HJS-10DMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FLOCK 4H 26Collision Probability Trend

    Object 1 Probability TrendNot Available

    HJS-10DCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FLOCK 4H 26

    No nearby objects data