Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.469239E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T09:45:15+0800
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    1 Object 1

    AOE ID 62673
    NORAD ID 62673
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    Name HJS-9D
    AOE ID 68834
    NORAD ID 68834
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter IMPULSE-2 MIRA HJS-9D
    Time of Closest Approach 2026-10-21T20:08:06+0000
    Collision Probability (Pc) 1.469239E-6
    Conjunction Distance (km) 2.793 km
    Relative Speed (km/s) 14.792 km/s
    Conjunction Risk Parameters R (Radial): 0.003 | I (In-track): 0.67 | C (Cross-track): 2.712
    Collision Risk Index (CRI) 0.38
    X Position (km) -6829.988 -6829.655
    Position Y (km) -780.491 -783.072
    Position Z (km) -276.231 -277.244
    Velocity X (km/s) 0.178 0.265
    Velocity Y (km/s) 1.009 -4.369
    Velocity Z (km/s) -7.544 6.235

    Orbital Parameters 国际轨道数据源

    Parameter IMPULSE-2 MIRA HJS-9D
    Semimajor Axis (a) 6875.960 km 6885.397 km
    Eccentricity (e) 0.000439 0.001716
    Inclination (i) 97.4147° 54.9997°
    RAAN 5.1650° 194.7728°
    Perigee Argument 84.7572° 48.9531°
    Mean Anomaly (M) 275.4166° 311.2968°
    Apogee 500.843 km 519.074 km
    Perigee 494.803 km 495.446 km
    Orbit Epoch 2026-10-20T03:54:29+0000 2026-10-20T07:50:13+0000

    IMPULSE-2 MIRA & HJS-9D Collision Probability (Pc) Trend

    IMPULSE-2 MIRA & HJS-9D Collision Probability (Pc) TrendNot Available

    IMPULSE-2 MIRA & HJS-9D Miss Distance (Miss Distance) Trend

    IMPULSE-2 MIRA & HJS-9D Miss Distance (Miss Distance) TrendNot Available

    IMPULSE-2 MIRAMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HJS-9DMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    IMPULSE-2 MIRACollision Probability Trend

    Object 1 Probability TrendNot Available

    HJS-9DCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IMPULSE-2 MIRA

    No nearby objects data