Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.074817E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T20:10:27+0800
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    1 Object 1

    AOE ID 39769
    NORAD ID 39769
    Object Type PAYLOAD
    Country
    JP JP
    VS

    2 Object 2

    AOE ID 55922
    NORAD ID 55922
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter RISING 2 STARLINK-5863
    Time of Closest Approach 2026-09-12T13:47:06+0000
    Collision Probability (Pc) 2.074817E-6
    Conjunction Distance (km) 2.243 km
    Relative Speed (km/s) 13.671 km/s
    Conjunction Risk Parameters R (Radial): -1.94 | I (In-track): 0.469 | C (Cross-track): 1.024
    Collision Risk Index (CRI) 0.41
    X Position (km) -1326.085 -1325.971
    Position Y (km) 2118.43 2116.783
    Position Z (km) -6492.04 -6490.522
    Velocity X (km/s) 5.85 -7.244
    Velocity Y (km/s) -4.069 -2.011
    Velocity Z (km/s) -2.522 0.824

    Orbital Parameters 国际轨道数据源

    Parameter RISING 2 STARLINK-5863
    Semimajor Axis (a) 6947.289 km 6950.190 km
    Eccentricity (e) 0.000304 0.000331
    Inclination (i) 97.6437° 69.9995°
    RAAN 322.0896° 194.5351°
    Perigee Argument 47.9351° 269.6063°
    Mean Anomaly (M) 312.2130° 90.4716°
    Apogee 571.262 km 574.357 km
    Perigee 567.042 km 569.749 km
    Orbit Epoch 2026-09-12T04:39:48+0000 2026-09-12T01:20:19+0000

    RISING 2 & STARLINK-5863 Collision Probability (Pc) Trend

    RISING 2 & STARLINK-5863 Collision Probability (Pc) TrendNot Available

    RISING 2 & STARLINK-5863 Miss Distance (Miss Distance) Trend

    RISING 2 & STARLINK-5863 Miss Distance (Miss Distance) TrendNot Available

    RISING 2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5863Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    RISING 2Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5863Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with RISING 2

    No nearby objects data